Material: Made of durable and comfortable GEL, washable and reusable. Massage point helps relieve the pain from your heel. 3-Layer Removable Design: Easily increase or decrease height and adjust the height you need. It helps adjust to improving posture due to leg length discrepancy. Transparent Heel Lifts: Barely visible height increase insoles fit your shoes well and nobody noticed that. Application: Suitable for various shoes such as high-heels, leather shoes, flats, pumps, boots, etc. One size fits most adults, whether it's men or women. Colour:Transparent Material:GEL Size:S Package Contents: 3 * Left foot heightening insole 3 * Right foot heightening insole Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.