1. Material: silicone or sponge 2. Application: mountain bikes, road bikes, ordinary bicycles, etc. 3. Waterproof and dirt-resistant, the internal sponge will not lose its elasticity due to moisture 4. High elastic design, filled with silicone/sponge inside 5. Double soft, durable 6. Hollow air guide, resist sultry heat, comfortable and breathable for riding 7. Taillights can be installed for safe travel at night (taillights not included) 8. Strong support, curved shock absorber bow 9. Narrow front and wide rear to reduce riding pressure 10. Size: 27x17x5.2 cm 11. Weight: about 432 grams
