Features： 1、Free to adjust the tightness according to the size of the foot, suitable for different foot shapes. 2、Gentle protection of ankles and prevention of bedsores. 3、Fit the ankle curve, has strong air permeability and is more comfortable to use. 4、Universal for left and right, suitable for bed and wheelchair, strong practicability. 5、Made of high quality sponge, soft and skin?friendly to the skin. Specification： Item Type: Foot Pads Quantity: 1 Pair Material: Sponge, hook and loop fasteners Size: Approx. 19.5 x 18 x 8cm / 7.7 x 7.1 x 3.1in Suitable for: Elderly people or patients who have been bedridden for a long time, undergoing surgical operations, those who need to stay in bed, those who cannot be stressed by local trauma, those who use wheelchairs or armchairs for a long time, prevent the friction and breakage of the heel, etc. Package List： 1 x Pair of Foot Pads