1. It can memorize the shape of foot.
2. The innovative design of double curves and groove keeps heels stretchable and breathable.
3. Soft gel reduces the pressure of heels and strengthens heel part with elasticity and shock-absorbing.
4. Alleviates the pain of heels and the pressure, shock due to longtime wearing shoes.
5. The gel with inorganic antibacterial ingredients can prevent bacterial growth.
6. The materials are environmental-friendly and can be recycled.