The Sperry Top-sider Gradient features Low Water Absorption Materials are Quick Drying. Outsole Drainage Ports in Heel and Forefoot Promote Low Water Absorption and Maximum Water Drainage. Elastic Lace with Locking Toggle Provides an Adjustable and Secure Fit. Removable Contoured Exposed EVA Footbed For Ultimate Low Water Absorption and Water Drainage. InternalContoured EVA Midsole Offers Added Comfort. Non-Marking Rubber Outsole with Quadro-Grip Multi-Directional Wave-Siping for Added Wet Dry Traction. THIS SHOE RUNS LARGE. IF YOU NORMALLY WEAR A SIZE 10, ORDER A SIZE 9 IN THIS STYLE.