DescriptionThis item is 3 pairs of heel grip pads, which has good abrasion resistance and cushioning performance. They are comfortable to touch. To relief pain, it prevents heel and instep from pressure, calluses, blisters and irritation.Features-Material: Silicone.- Thicker Heel Liner: About 6mm (Thickness) - Thin Heel Liner: About 5mm (Thickness) - Thick Heel Liner: About 3.8mm (Thickness) - Heel cushion inserts adopt 4D design, which prevent shoes from rubbing the feet, keep your feet from slipping out. - Manufactured with silicone material, skin-friendly and durable.- Self-adhesive, easy to stick, 3 pairs in total, convenient to replace.- Heel pads suitable for all types of shoes including leather shoes, high heels, canvas shoes, casual shoes.- Stick shoe inserts on your shoes backs easily after peeling off the self-adhesive back cover.