Walkfit Orthotics are engineered to reduce foot, knee and back pain by realigning your heels and arches. Includes arch inserts in 3 sizes so you can custom-fit for the exact support you need to put your entire body in better balance, and to enjoy greater stability and comfort. Women's sizes (6 to 12-1/2); men's sizes (6 to 12-1/2). Order by your shoe size.