oise Reduction Replacing the bottom can reduce the noise you make when you walk and play a noise reduction role. After using the replacement bottom, you will not make a big noise when you walk. omfortable and Safe Replacing the rough surface of the soles with high heels can reduce the probability of slipping and make you feel more comfortable when walking. rotect Heel The round heel sleeve is ingeniously matched with the shape of your heel. The hard material can well protect your heel from daily wear. olor and Material Clear round heel cover. It is made of TPU?(thermoplastic polyurethanes) and iron, durable and wear-resistant, and can be used for a long time. uantity There are 10 pairs of heel replacement caps, which are suitable for your high-heeled shoes of different thickness and meet your various needs.