HEEL PAIN RELIEF: The heel grips and support your heels from pain, blisters, and rubbing, and help keep your heel in place in your shoe. COMFORTABLE DESIGN: The soft, ergonomic design replicates the contour of your heels, cushioning them to prevent slipping, rubbing, blisters, and heel pain. HIGH-QUALITY MATERIAL: Super sticky backing is made from double-sided tape to prevent slippage. Extremely comfortable foam with topped with microsuede ensures anti-slip protection. FIT MOST SHOES: These heel cushion inserts are easy to apply, stay in place, and don't cause crowding in your shoes. They are available for both men and women and fit all types of shoes, such as running shoes, dress shoes, boots, sneakers, work shoes, leather shoes, etc. One Size Fits Most These heel cushion inserts are great for men's and women's shoes alike, and fit all types of shoes. Wear them in your running shoes, dress shoes, boots, sneakers, work shoes, leather shoes--any shoes at all! size:8.5*3.6cm Material:Sponge + flannel colour:black Package Contents: 18 * Pair Self-Adhesive Heel Cushion Inserts (36Pcs) 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.