Customize your fit with the Sadie! This stretchy knit sneaker has arch support, a removable insole, and an EVA insert that can be removed to accommodate fit or provide extra depth. The Sadie will definitely become your favorite arch support sneaker for all-day comfort! The Aetrex Orthotic System is Built-In to every pair: Our insole features arch support that helps to stabilize your body, align your feet and relieve common foot pain (ie. plantar fasciitis, heel pain & arch pain) Our insole features UltraSky cushioning to provide pressure relief & extra comfort Details: Adjustability: Laces Upper Material: Mesh Midsole Material: UltraSky EVA Foam for comfort & durability Outsole Material: Rubber pods for durability Padded collar and tongue for extra comfort Removable Insole: Yes Heel Height: 13.3mm