Form Insoles Memory Foam Extra-ThickShock absorbing memory foam comfort to help reduce muscle fatigue and pain in feet, legs, and back Designed for standard width, high volume shoes with removable insoles Designed for standard width, high volume shoes with removable insoles. The Form Memory Foam is a full length memory foam insole that is suitable for all arch types and features soft cushy memory foam for prolonged shock absorbing comfort. The Memory Foam forms to the shape of your foot