<ul><b>The Aetrex Orthotic System is Built-In to every pair: </b><li>Arch support helps to stabilize and align feet</li><li> Arch support helps to relieve common foot pain & plantar fasciitis </li><li> The memory foam foot-bed provides cushioning & comfort </li></ul> <p><ul><b>Details:</b></li><li>Adjustability: Hook and loop closure</li><li>Upper Material: Soft, plush fabric</li><li>Footbed Lining Material: Soft, plush fabric</li><li>Outsole Material: Lightweight Rubber</li><li>Removable Insole: None </li><li>Heel Height: 1.125"</li></ul></p>