1. It is soft and does not hurt the shoes, anti-skid is effortless, and the contact area is enlarged, and the gear is more labor-saving and more stable. 2. Double-sided grain and stripe design, improve anti-slip performance, texture staggered orderly 3. Material: rubber 4. Installation size: within 18mm of the gear rod head diameter 5. Size: about 3.9x3.3x1.8 cm/piece 6. Weight: about 20g/piece
