The Bunga Achilles' Heel Gel Pad is used to reduce and absorb shock, vibration, pressure and rubbing from the back of your heel and Achilles' tendon. The gel cushion will reduce redness, soreness and tenderness. This pad equalizes pressure and reduces pain caused by footwear particularly on any irregular heel bump or blister. This pad fits easily in your footwear and skates and is held securely in place with a no-slip thin stocking. Washable and Reusable.