●Material:plastic,Package include: 1 pc ●Size:The length and width are about 16*4.5cm, the error is about 1cm ●An easy solution to slip your feet into shoes, heels, boots without any pain. ●Ergonomically curved design fits the heel. Inserts easily and comfortably. ●Perfectly sized to fit in the palm of your hand, perfect for travel, car and home use.