OLUKAI Kamiki - Men's Athletic Shoes Synthetic Upper: Quick-drying, breathable textile upper with textile overlays to secure the foot to the footbed, high frequency molded detail in the toe for abrasion resistance. Footbed: Dual density footbed with ActiveFit Contour. Hydrophobic, removeable and washable. Outsole: Sticky-rubber outsole to increase traction on wet surfaces, forefoot flex grooves to allow natural forefoot flexsion and toe-off, traction pattern on outsole follows natural foot-striking motion, rounded edges offer improved agilty. Features: Anatomically contoured footbed with a rounded outsole design to provide a heightened level of agilty. Embroidered logos.