{"id":8125,"date":"2026-01-16T16:13:12","date_gmt":"2026-01-16T15:13:12","guid":{"rendered":"https:\/\/perwangerleather.com\/properties-of-leather-breathability-density-and-durability\/"},"modified":"2026-06-03T11:19:39","modified_gmt":"2026-06-03T09:19:39","slug":"properties-of-leather-breathability-density-and-durability","status":"publish","type":"page","link":"https:\/\/perwangerleather.com\/en\/properties-of-leather-breathability-density-and-durability\/","title":{"rendered":"Properties of leather: breathability, density, and durability"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"8125\" class=\"elementor elementor-8125 elementor-7796\" data-elementor-post-type=\"page\">\n\t\t\t\t<div class=\"elementor-element elementor-element-937ce19 e-flex e-con-boxed e-con e-parent\" data-id=\"937ce19\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-ecf9f73 elementor-widget elementor-widget-heading\" data-id=\"ecf9f73\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">Properties of leather: breathability, density, and durability<\/h1>\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-66e5c86 e-con-full e-flex e-con e-child\" data-id=\"66e5c86\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fbf3263 elementor-view-default elementor-widget elementor-widget-icon\" data-id=\"fbf3263\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-icon-wrapper\">\n\t\t\t<div class=\"elementor-icon\">\n\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-info-circle\" viewBox=\"0 0 512 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M256 8C119.043 8 8 119.083 8 256c0 136.997 111.043 248 248 248s248-111.003 248-248C504 119.083 392.957 8 256 8zm0 110c23.196 0 42 18.804 42 42s-18.804 42-42 42-42-18.804-42-42 18.804-42 42-42zm56 254c0 6.627-5.373 12-12 12h-88c-6.627 0-12-5.373-12-12v-24c0-6.627 5.373-12 12-12h12v-64h-12c-6.627 0-12-5.373-12-12v-24c0-6.627 5.373-12 12-12h64c6.627 0 12 5.373 12 12v100h12c6.627 0 12 5.373 12 12v24z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68c63aa elementor-widget elementor-widget-text-editor\" data-id=\"68c63aa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p class=\"content-review\">\r\nContent reviewed by the tannery <strong>Perwanger<\/strong> (founded in 1780) \u2013 specializing in highly functional leather for outdoor, mountain, and safety shoes.\r\n<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ddcaf8 elementor-widget elementor-widget-text-editor\" data-id=\"2ddcaf8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Since 1780, Perwanger has been developing <a href=\"https:\/\/perwangerleather.com\/en\/why-leather-is-a-technical-material\/\">technical leather<\/a> for extreme outdoor conditions. Leather is not a nostalgic natural material, but a technically high-performance material. Its special properties have made it one of the most reliable materials for demanding outdoor, mountain, and work shoes for centuries\u2014and continue to do so today. Three key characteristics are decisive in this regard: breathability, density, and durability.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-21e15d8 elementor-widget elementor-widget-image\" data-id=\"21e15d8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"747\" src=\"https:\/\/perwangerleather.com\/wp-content\/uploads\/2025\/12\/Oekotex-2025-flach.jpg\" class=\"attachment-full size-full wp-image-7631\" alt=\"Lederoberfl\u00e4che und Querschnitt durch Perwanger Leder Nepal\" srcset=\"https:\/\/perwangerleather.com\/wp-content\/uploads\/2025\/12\/Oekotex-2025-flach.jpg 1000w, https:\/\/perwangerleather.com\/wp-content\/uploads\/2025\/12\/Oekotex-2025-flach-300x224.jpg 300w, https:\/\/perwangerleather.com\/wp-content\/uploads\/2025\/12\/Oekotex-2025-flach-768x574.jpg 768w\" sizes=\"auto, (max-width: 1000px) 100vw, 1000px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-6e6ab64 e-flex e-con-boxed e-con e-parent\" data-id=\"6e6ab64\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-1888a0f elementor-widget elementor-widget-html\" data-id=\"1888a0f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t\t<section class=\"basic-terms-glossary\">\r\n    <h2>Technical Specifications & Validation<\/h2>\r\n\r\n    <div class=\"definition-box\">\r\n        <h3>Certified Quality Standards<\/h3>\r\n        <div class=\"definition\">\r\n            \r\n<p>Perwanger leather is subject to the strictest international controls to guarantee maximum safety and environmental compatibility:<\/p>\r\n        <\/div>\r\n        <ul class=\"properties\">\r\n            <li><strong>OEKO-TEX\u00ae LEATHER STANDARD<\/strong>: Certificate No. 21LT00002, Institution: CENTROCOT www.oeko-tex.com<\/li>\r\n            \r\n<li><strong>ISO Certification:<\/strong> Company with an environmental management system certified to UNI EN ISO 14001:2015<\/li>\r\n            <li><strong>LWG Silver Rating:<\/strong> Gold status in the areas of chemical management, waste management, effluent treatment, and air\/noise emissions.\r\n        \r\n<\/ul>\r\n    <\/div>\r\n\r\n    <div class=\"definition-box\">\r\n        <h3>Sustainability & Bio-based Content<\/h3>\r\n        <div class=\"definition\">\r\n            <p>A key aspect of our future strategy is the reduction of fossil raw materials:<\/p>\r\n        \r\n<\/div>\r\n        <ul class=\"properties\">\r\n<li><strong>USDA Certified Biobased:<\/strong> 97% biobased carbon content for Perwanger Green Circle leather.\r\n<li><strong>Expert opinion:<\/strong> According to the USDA BioPreferred Program, this high biobased content actively reduces dependence on petroleum.\r\n<\/ul>\r\n    \r\n<\/div>\r\n\r\n    <div class=\"definition-box\">\r\n        <h3>Performance in endurance testing (dip test)<\/h3>\r\n        <div class=\"definition\">\r\n            <p>Physical resistance to moisture and salt has been proven in controlled immersion tests:<\/p>\r\n        <\/div>\r\n                \r\n<table style=\"width: 100%; margin-top: 15px; border-collapse: collapse; font-family: sans-serif; font-size: 0.9em; color: #54595F;\">\r\n            <thead>\r\n                <tr style=\"border-bottom: 2px solid #882021; text-align: left;\">\r\n                    \r\n<th style=\"padding: 8px;\">Medium<\/th>\r\n                    <th style=\"padding: 8px;\">Duration<\/th>\r\n                    <th style=\"padding: 8px;\">Result<\/th>\r\n                <\/tr>\r\n            <\/thead>\r\n            <tbody>\r\n                <tr style=\"border-bottom: 1px solid #fff;\">\r\n                    \r\n<td style=\"padding: 8px;\">Drinking water<\/td>\r\n                    <td style=\"padding: 8px;\">up to 210 min.<\/td>\r\n                    <td style=\"padding: 8px;\">Completely dry<\/td>\r\n                <\/tr>\r\n                <tr style=\"border-bottom: 1px solid #fff;\">\r\n                    \r\n<td style=\"padding: 8px;\">Salt water (1 day)<\/td>\r\n                    <td style=\"padding: 8px;\">up to 230 min.\r\n<td style=\"padding: 8px;\">Completely dry<\/td>\r\n<\/tr>\r\n<tr>\r\n                    \r\n<td style=\"padding: 8px;\">Salt water (3 days)<\/td>\r\n                    <td style=\"padding: 8px;\">up to 1300 min.\r\n<td style=\"padding: 8px;\">Dry after 21.5 hours.\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\n    \r\n<\/div>\r\n\r\n    <div class=\"definition\">\r\n        <p style=\"font-size: 0.9em; margin-top: 20px;\">\r\n            <a href=\"https:\/\/perwangerleather.com\/en\/leather-for-outdoor-and-mountain-boots-basics-knowledge\/\" style=\"color: #882021; text-decoration: none; font-weight: 600;\">\r\n                \u2192 Back to overview: Basic knowledge for outdoor leather\r\n<\/a>\r\n<\/p>\r\n<\/div>\r\n<\/section>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-276cab1 e-flex e-con-boxed e-con e-parent\" data-id=\"276cab1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-c68f852 e-con-full e-flex e-con e-child\" data-id=\"c68f852\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-b7e489c elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"b7e489c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-09dcad9 elementor-widget elementor-widget-heading\" data-id=\"09dcad9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Breathability: Regulation instead of isolation<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9fcd6ef elementor-widget elementor-widget-text-editor\" data-id=\"9fcd6ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Definition<\/strong><\/p>\n<p>Breathability refers to the ability of leather to allow water vapor to escape from inside the shoe without allowing liquid water to penetrate from the outside. Microscopic cavities form between the collagen fibers, through which water vapor can diffuse. At the same time, the natural density of the fiber structure prevents liquid water from penetrating. This selective moisture transport is an inherent property of the material and is not the result of a coating. <\/p>\n<p><strong>Significance for shoes<\/strong><\/p>\n<p>Moisture continuously builds up in shoes when walking. If this moisture cannot escape, a damp environment is created, which promotes blistering, cooling, and material fatigue. Breathable leather supports a stable foot environment, increases wearing comfort, and reduces stress on the foot and material. <\/p>\n<p><strong>Special feature of Perwanger leather<\/strong><\/p>\n<p>Targeted tanning and finishing processes preserve and optimise the natural water vapor permeability of the leather without impairing its water-repellent properties.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b93f0f5 e-flex e-con-boxed e-con e-parent\" data-id=\"b93f0f5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-462b091 e-con-full e-flex e-con e-child\" data-id=\"462b091\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3ffb9d4 elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"3ffb9d4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3fa2822 elementor-widget elementor-widget-heading\" data-id=\"3fa2822\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Density: Protection through structure<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6c4bfb5 elementor-widget elementor-widget-text-editor\" data-id=\"6c4bfb5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Definition<\/strong><\/p>\n<p>The density of leather describes the ratio of fiber quantity to volume and significantly determines strength, water absorption, and dimensional stability. <\/p>\n<p><strong>Technical background<\/strong><\/p>\n<p>A high fiber density means that the collagen fibers are closely interlinked. This makes the leather more resistant to mechanical stress, pressure, and abrasion. At the same time, a uniform density reduces the uncontrolled penetration of water and ensures consistent material properties across the entire leather surface. <\/p>\n<p><strong>Significance for shoes<\/strong><\/p>\n<p>In mountain and outdoor shoes, the upper material is subject to constant mechanical stress: bending, twisting, friction, and pressure. Dense leather retains its shape, reliably protects the foot, and supports the stability of the entire shoe\u2014even when carrying heavy luggage or on technical terrain. <\/p>\n<p><strong>Special feature of Perwanger leather<\/strong><\/p>\n<p>The selection of robust raw hides and their precise processing result in a homogeneous, high density that is specially tailored for use in performance-oriented shoes.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-ed1f874 e-flex e-con-boxed e-con e-parent\" data-id=\"ed1f874\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-da4620a e-con-full e-flex e-con e-child\" data-id=\"da4620a\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-de9e51f elementor-widget-divider--view-line elementor-widget elementor-widget-divider\" data-id=\"de9e51f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"divider.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-divider\">\n\t\t\t<span class=\"elementor-divider-separator\">\n\t\t\t\t\t\t<\/span>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9287ec8 elementor-widget elementor-widget-heading\" data-id=\"9287ec8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Durability: Functionality for years<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8a89e9d elementor-widget elementor-widget-text-editor\" data-id=\"8a89e9d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Definition<\/strong><\/p>\n<p>Durability describes the ability of leather to retain its functional and mechanical properties over a long period of time under real-world conditions. <\/p>\n<p><strong>Technical background<\/strong><\/p>\n<p>The durability of leather results from the interaction of several factors: tear resistance, tensile strength, abrasion resistance, water absorption, and structural stability. These properties can be measured and tested and depend directly on the fiber structure, density, and tanning process. <\/p>\n<p><strong>Significance for shoes<\/strong><\/p>\n<p>A durable upper leather significantly extends the life of the entire shoe. It withstands weathering, mechanical stress, and repeated stress cycles. Durable shoes need to be replaced less often and thus make a direct contribution to resource conservation and sustainability. <\/p>\n<p><strong>Special feature of Perwanger leather<\/strong><\/p>\n<p>The leather is developed for extreme conditions of use \u2013 from alpine terrain to forestry and work applications to military use. Its durability is not only theoretical, but has been tested in practice. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b73fdc1 e-flex e-con-boxed e-con e-parent\" data-id=\"b73fdc1\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-46ce62c e-con-full e-flex e-con e-child\" data-id=\"46ce62c\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-57312b2 elementor-widget elementor-widget-heading\" data-id=\"57312b2\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Why interaction is crucial<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-99f7252 elementor-widget elementor-widget-text-editor\" data-id=\"99f7252\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Breathability, density, and durability are not isolated characteristics, but rather <a href=\"https:\/\/perwangerleather.com\/en\/faq-leather-hiking-boots\/\">influence each other<\/a>. It is the balanced interplay of these properties that makes leather a technically superior material for high-performance footwear. The goal is not maximum softness or minimum thickness, but rather functional balance\u2014adapted to real-world use. <\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-8103cf5 e-flex e-con-boxed e-con e-parent\" data-id=\"8103cf5\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-d97e192 e-flex e-con-boxed e-con e-child\" data-id=\"d97e192\" data-element_type=\"container\" data-e-type=\"container\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-3361182 elementor-widget elementor-widget-heading\" data-id=\"3361182\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">In a nutshell<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-aaa3f7d elementor-widget elementor-widget-text-editor\" data-id=\"aaa3f7d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li>Leather regulates moisture via its fiber structure<\/li>\n<li>Waterproofing is achieved through density, not coating<\/li>\n<li>Mechanical resilience is maintained over the long term<\/li>\n<li>Functionality does not decline abruptly with use<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-b5a2399 e-flex e-con-boxed e-con e-parent\" data-id=\"b5a2399\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-e7bc46e elementor-widget elementor-widget-heading\" data-id=\"e7bc46e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Technical material of natural origin<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-86d8fa4 elementor-widget elementor-widget-text-editor\" data-id=\"86d8fa4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\tThe properties described are based on the natural structure of leather and its controlled refinement. Leather is therefore a high-performance, durable, and responsibly usable material whose technical qualities are also superior to modern synthetic materials in key areas.<br><br>This information is based on decades of practical application, industrial testing procedures, and the continuous development of leather for use in extreme conditions.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-736bdbb e-flex e-con-boxed e-con e-parent\" data-id=\"736bdbb\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t<div class=\"elementor-element elementor-element-2bd67ac e-flex e-con-boxed e-con e-child\" data-id=\"2bd67ac\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-4e27b29 elementor-widget elementor-widget-text-editor\" data-id=\"4e27b29\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<strong>For consumers<\/strong><br><br>Leather shoes feel balanced even after many uses. They remain breathable, adapt to the foot, and retain their protective function\u2014a decisive advantage on long tours and in changing weather conditions.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-06f7e55 e-con-full e-flex e-con e-child\" data-id=\"06f7e55\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-68fc3b7 elementor-widget elementor-widget-text-editor\" data-id=\"68fc3b7\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<strong>For manufacturers &#038; designers<\/strong><br><br>Leather combines several functional properties in a single material. This reduces material complexity, improves repairability, and enables durable product concepts with stable performance.\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-e0d42d5 e-flex e-con-boxed e-con e-parent\" data-id=\"e0d42d5\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-d67c7ba elementor-widget elementor-widget-text-editor\" data-id=\"d67c7ba\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li><a href=\"\/eigenschaften-von-leder\">Leather vs. synthetic materials<\/a><\/li>\n<li><a href=\"https:\/\/perwangerleather.com\/en\/why-leather-is-a-technical-material\/\">Why leather is a technical material<\/a><\/li>\n<li><a href=\"https:\/\/perwangerleather.com\/en\/typical-types-of-leather-for-outdoor-and-mountain-boots\/\">Typical types of leather for outdoor shoes<\/a><\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7a2a4c5 elementor-align-justify elementor-widget elementor-widget-button\" data-id=\"7a2a4c5\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/perwangerleather.com\/en\/leather-for-outdoor-and-mountain-boots-basics-knowledge\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t<span class=\"elementor-button-icon\">\n\t\t\t\t<svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-angle-right\" viewBox=\"0 0 256 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M224.3 273l-136 136c-9.4 9.4-24.6 9.4-33.9 0l-22.6-22.6c-9.4-9.4-9.4-24.6 0-33.9l96.4-96.4-96.4-96.4c-9.4-9.4-9.4-24.6 0-33.9L54.3 103c9.4-9.4 24.6-9.4 33.9 0l136 136c9.5 9.4 9.5 24.6.1 34z\"><\/path><\/svg>\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Back to overview: Leather for outdoor and mountain boots \u2013 basics &amp; knowledge<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-677cae0 elementor-widget elementor-widget-heading\" data-id=\"677cae0\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Key points of this page<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-034f483 elementor-widget elementor-widget-text-editor\" data-id=\"034f483\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<ul>\n<li>The performance of leather is based on its natural fiber structure.<\/li>\n<li>Breathability regulates the foot climate, even during strenuous physical activity.<\/li>\n<li>Density and fiber bonding determine water repellency and dimensional stability.<\/li>\n<li>High durability makes leather particularly suitable for mountaineering and trekking applications.<\/li>\n<\/ul>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Properties of leather: breathability, density, and durability Content reviewed by the tannery Perwanger (founded in 1780) \u2013 specializing in highly functional leather for outdoor, mountain, and safety shoes. Since 1780, Perwanger has been developing technical leather for extreme outdoor conditions. Leather is not a nostalgic natural material, but a technically high-performance material. Its special properties [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-8125","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Properties of leather: breathability, density, and durability - PERWANGER LEATHER<\/title>\n<meta name=\"description\" content=\"Learn how breathability, density, and durability determine the performance of leather\u2014and why these properties are crucial for mountain boots.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/perwangerleather.com\/en\/properties-of-leather-breathability-density-and-durability\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Properties of leather: breathability, density, and durability - 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