Color/Material - All Black Leather, Suede, Rubber (Mudguard) Design Details - Fitflop's Neo-D-Hyker Is Engineered For Trail/Cross-Country Walking, Including In Extreme Conditions (With Sport-Utility Looks Suited To The City Too). Br Br In Water-Repellent Leather And Suede, These Combine Sneaker-Like Lightness/Flexibility/Comfort With The Stability And Security Of Hiking Shoes. Fully Waterproof. Insulated So Your Feet Stay Warm. Ultra Grippy For Safer Walking On Rough, Steep Or Wintry Surfaces. Adjustable Padded Uppers And Contoured Footbeds Give Support. Mudguards And Bellows Tongues Keep Out Water/Debris. On Fitflop's Springy Carbon-Plate Neodynamic™ Midsole. Br Br Ul Li Ergonomically Engineered To Help Optimize Your Body's Alignment, Natural Movement & Energy/Li Li Light Flexible Neodynamic Midsole - High-Rebound-Eva Cushioning, With Springy Carbon Plate To Propel You Forward & Smooth Out Movement Heel To Toe/Li Li Anatomically Contoured Underfoot For Pressure Diffusion & Advanced Ar