Instant purchase is welcome!!! 【How to use】 1. Remove the original insole. 2. Place the Pitsole on top of the original insole, aligning the heels. 3. Trace the excess toe area with a pen, etc., to mark it. 4. Cut off the excess with scissors, etc. 5. Set it in your shoes and check the fit. Pitsole Size S 23cm - 24.5cm Will be shipped in simple packaging. Please note that the box may be crushed during shipping.