That's Karst.A unisex ergonomic design inspired by the rocky landscape of the Tramuntana mountains. Camper - For - , Size 40, Upper Calfskin (Leather Working Group Certified) Color White Outsole/Features 70% EVA / 30% natural EVA XL EXTRALIGHT® Organix™ for lightness and shock absorption Insole OrthoLite® for cushioning Lining 100% recycled Polyester.