1. GEL material, good elasticity, soft and comfortable, easy to walk 2. The arch of the foot is designed to fit the foot shape, balanced force, light and comfortable 3. The bottom is self-adhesive, not easy to move, fits firmly, and can be washed and reused 4. Material: GEL 5. Size: about 9x5x1.7cm 6. Weight: about 79g/pair
