Men’s Guaranteed Waterproof Oiled Nubuck Leather/cordura Fabric Sporting Boot. When You’re Miles From Base Camp And The Weather Turns Nasty, This Is The Boot You Want To Be Wearing. Two Feature 800-gram Thinsulate Ultra Insulation For Serious Cold-stopping Warmth. It Has A Rugged Heart, But A Lightweight Feel For Long Days On The Trail With Its Abrasion-resistant Cordura Fabric Inserts. Cambrelle-covered, Contoured, Cushioned Insole Is Removable. Rubber Traction-lug Sole For A Sure-grip On Rugged Terrain. Padded At Collar And Tongue. Rubber Mudguard.