The shoe straps are made of . Prevent slippery , good stability, perfect for shoes that do not fit well. Shoe straps are used to hold loose high heel shoes. Also, can be used to DIY your shoes without straps as a nice decor and help prevent feet sliding out of your shoes. Features -Color:Transparent -Material:Gel -Size:11.00X1.00X0.50cm/4.32X0.39X0.20in -The straps stay in place and don't skid down easily, you will more freedom to dancing and walking whenever you wear your high heel shoes. -Simple and practical design, you can match some of your high-heeled shoes or sandals at will. -They can also be used in sandals to prevent shoes from falling off, simple and easy to use. -Made of premium gel material, lightweight and removable, very durable to use. -Prevent high-heeled shoes from not suitable, and prevent foot from slipping outside the shoes. Package list: 30 Heel Straps