Design: B-Dry waterproof membrane keeps moisture out while maintaining breathability Nubuck leather upper with abrasion-resistant mesh 35% recycled polyester mesh upper material 100% recycled polyester laces and webbing In-Shoe Comfort: O FIT Insole® delivers top tier fit, feel, and performance Proprietary lightweight and high rebound single density EVA midsole absorbs shock and provides support 100% recycled polyester lining Strobel-lasted for sock-like comfort Durability & Traction: Trail Tread® outsole boasts superior slip-resistance, enhanced durability, and improved elongation and tensile strength Additional Details: Leather upper from a tannery rated Gold by the Leather Working Group for environmental responsibility 25% postindustrial recycled content Heel Rise: 8mm Weight: 15.5 oz. / 439 grams