Features:It prevent the screws from rusting.It is durable and toughnessEasy to install, just press the nut covers straight to the boltsWheel nut covers which can both protect and decorate the wheel bolts of your car.Interior Diameter: 17mmCompatible: Fits 17mm wheel boltsColor:black/blue/green/grey/redPackage Inclued:20pcs/set X Wheel Nut Bolt Cap