1. Material: zinc alloy + aluminum alloy
2. Purpose: decorate tires, protect tires, prevent dust
3. Anti-theft design, safe and durable
4. Built-in rubber sealing gasket, double-layer protection is tight and air-tight
5. Metal material, anti-corrosion and anti-oxidation
6. Multi-color optional, beautiful personality, strong material
7. Dimensions: 14x11mm, inner diameter 8mm