From Keen, the Women's Waterfront Whisper Outdoor Sandals feature: Washable polyester webbing upper Quick-cinch bungee lacing for easy on & off Back Pull Loop Quick-dry lining for active use Eco Anti-Odor for natural, pesticide-free odor control Contoured Fit follows the contours of your foot for a comfortably snug fit Contoured arch for midfoot support Foam midsole for lightweight cushioning Shock-absorbing foam insole with arch support for all-day comfort Non-marking KEEN.FUSION rubber outsole Imported.