1. Material: Silicone
2. Features: high luminous, high elasticity, strong compatibility, portable
3. Silicone material, good elasticity, anti-aging, wear-resistant
4. Luminous protection, with obvious recognition, can reflect light, safer at night
5. Small size, easy to carry
6. Ground nails with a diameter of about 9mm can be used, with strong compatibility
7. Product size: outer diameter: 15mm, inner diameter: 9mm
8. Net weight: 0.3g/pc
9. Note: Only the reflective ring will be shipped, no others!