Specifications: Material: Plastic Color: Luminous Size: 1.2cm * 1.6cm/0.47inch * 0.63inch Function: 1. Tire valve dust caps can protect the valve from dust exposure; 2. You can replace the original bad valve caps 3. The valve cap is made of good quality plastic, waterproof, dustproof; 4. Includes 2 pcs/4 pcs plastic ABS Luminous valve caps; Can meet your multiple purposes 5. Easy to install; Decorative tires and protective tires Plastic valve caps: practical valve caps can protect your valves from dirt and corrosion and help you replace the original bad valve cap on the tire. Good quality material: The valve cap is made of durable plastic which can extend the life of the tire. Wide application: Universal vehicle and tool compatibility. Suitable for cars, SUVs, trucks, bicycles and other motor vehicles. Package includes: 4 pcs * plastic Luminous valve caps (choose quantity as needed)