1. 1.5/2.5/3.5 cm, 3 kinds of height increase can be selected
2. Moderate hair length, not crowded feet, fine and soft hair
3. Fit the curve of the arch, U-shaped heel cup protection, not tired feet
4. Independent size can also be freely cut
5. Material: plush + foam
6. Suitable for gender: unisex
7. Suitable for shoe type: sports shoes, canvas shoes, boots, etc.