Silicone gel pad enhances foot"s natural footpad to relieve forefoot pressure. * Thin enough to be worn in virtually any shoe. * Includes mesh bag for washing. * Cushions: nylon, spandex. Insert: silicone gel. * Note: Wear the Silicone Plantar Cushion in shoes with socks or hosiery. Caution: Not recommended for those with diabetes. Care: Machine wash in mesh bag (included).