4pcs/Set Real Carbon Fibre Skeleton Tyre Valve Caps(Black)

1. Material: carbon fibre + metal (copper)2. Use: anti-dust, protect tyres3. Standard: american style mouth4. Mainly made of materials with strong metal texture and anti-corrosion and anti-oxidation ability.5. Universal, anti-air leakage, anti-theft, effective protection of tyres driving safety6. Size: height 17mm, diameter 10mm