1. Material: aluminum alloy
2. Process: CNC process
3. Dimensions: 11.2 x 9.8 x 1.4 cm
4. Weight: 320g/pair
5. Widen the tread and fit more effortlessly
6. Aluminum alloy material, sturdy and durable; integrated cutting is not easy to break
7. Sealed bearing, waterproof and dustproof