Foot Care - ViscoHeel Size 3 : The ViscoHeel provides a soft cushion for the heel and reduces shock loads on the ankle, knee, and hip with every step. The anatomically contoured wedge-shaped heel cushion provides noticeable relief for calf muscles and tendons. The viscoelastic, skin friendly material reduces shock loads and discomfort to the ankle, knee, hip and spine. This ViscoHeel comes in size 3, which is a perfect fit for Women's shoe size 8╜ - 11 or Men's 7╜ - 10.