Crafted from premium cowskin leather, these BOSS Colby Derby shoes offer a sophisticated look for the modern man. The outer material is 100% cowskin, while the inner lining is a blend of 50% polyester and 50% polyurethane, with an additional 95% polyester and 5% polyurethane mix. These shoes feature a classic lace-up closure and a flat heel, making them perfect for smart-casual or formal occasions. The signature trims add a distinctive BOSS touch.