Multifunctional: The heel pads can relieve heel pain, protect and support your heels from pain, blisters, swelling and rubbing. It can also adjust the size of your shoes, solve the problem like loose shoes, big shoes. They can help improve the fit and comfort of the shoes. Soft Silicone Material: The cushion pads apply 4D design and are made of soft silicone, which is soft and comfortable to prevent the shoe from rubbing and slipping and help the feet and shoes fit better. The soft gel pad with small nodules provides a comfortable skin-touch feeling and provides massage function. Provide 2 Different Thickness Pads: We provide two different thickness heel pads for you to choose and match. The thickness of 2mm: suitable for shoes with the right size but a little loose; 4mm thickness, fits shoes half a size larger. Wide Application: These heel pads work great, low profile in appearance. These Shoe Heel Protectors are suitable for canvas, running shoes, dress shoes, boots, sneakers, work shoes, leather shoes, etc. They are suitable for new shoes and slightly larger shoes for everyone. Not recommended for shoes with more fleece Easy to Use for Women and Men: The heel grip has a self-adhesive back and can be attached to almost any fabric or leather. Easy to attach to the back of the shoe by tearing the back cover and pressing firmly Note: The data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be some color differences, please refer to the actual item received.