Aluminum "Tire Cup" Tire Valve Caps Set in blue Color. This kit contains 4 aluminum tire valve caps in blue color. The "Tire Cup" valve caps are cylindrical with grip grooves and triple glossy insert. Thanks to its design, screw it up and remove it from the tire valve will be quick and easy. With these covers you will add to your car a detail of the sporty look that will distinguish it from the other cars.