The Men's Keen Waimea Leather Flip-Flops are the original flip-flop with toe protection. Built better in versatile leather. Fan-fave hybrid innovation and comfort from surf spot to camping spot and beyond. Elevate your chic comfort wearing the Keen Waimea Sandals. It is crafted from washable polyester webbing upper, quick-dry lining for active use, and EVA insole with arch support for all-day comfort. This pair of slip-on footwear features round toe, thong straps, and natural odor control tech.