The TCX Airtech EVO Gore-Tex Boots are a game changer when it comes to waterproof comfort. Using a combination of microfiber materials and abrasion resistant Codura, the Airtech Evo boots are highly breathable without sacrificing safety or waterproofing.; Made with microfiber and abrasion resistant Codura Gore-Tex comfort lining Micro injected shift pad and shin plate Reinforced heel Velcro and zipper closure Replaceable foot bed CE certified