Amazon.com | KEEN Women。Contoured Fit follows the contours of your foot for a comfortably snug fit Metatarsal ridge enhances foot grip and helps keep the ball of foot in place Quick-cinch bungee lacing for easy on & off High-rebound midsole resists compression over time Shock-absorbing foam insole with arch support for all-day comfort Razor-siped outsole channels water away for exceptional grip on wet surfaces Multi-directional lug pattern with razor siping for better grip on wet surfaces Eco Anti-Odor for natural, pesticide-free odor control Materials Washable polyester webbing upper Quick-dry lining for active use Non-marking rubber outsole Black/Gargoyle