Kitcheniva 4 Pairs Anti-Slip High Heel Cushion Self-Adhesive Shoe Pads4 Pairs Heel Cushion Snugs Inserts Shoe Pads for Loose Shoes Too Big Inserts Grips Liners Heel Blister Protectors for Women Men These heel pads protect your heels from pain, blisters, and rubbing, and prevent heel slipping out of your shoes when the shoes are slightly bigger size. The pads are made of soft sponge which can make our pads highly elastic, flexible and reusable. There are silica gels on the pads, thus preventing your feet from slipping