(Microfiber and urethane foam for a comfortable fit) The insole surface uses microfiber material that is gentle to the touch.Combined with highly breathable urethane foam, it provides a comfortable and comfortable fit. [Features/How to use] 1. Choose the size that fits your shoes.The size can be adjusted with a standard cut line on the toe part of the back.Please cut it while checking the size and shape of your toes. 2. Use the fabric side up (on your feet). *Due to the soft material, it may be difficult to put inside the shoes. *The horizontal lines on the back of the body and the bottom are made from the manufacturing process, so it does not affect the use. Size Description: S: 8.7 - 8.9 inches (22 - 22.5 cm), M: 9.1 - 9.3 inches (23 - 23.5 cm), L: 9.4 - 9.6 inches (24 - 24.5 cm), toe part can be cut to match the shape of the shoe. Note: Do not use with tight shoes. If you experience pain or abnormalities on your feet, please stop using it. Do not fold the main unit. Keep out of reach of children. Keep out of reach of children. Cannot be washed. The color may transfer onto socks or stockings due to sweat or other effects.