Feature:1. Unique Design: 4 stem caps, crown shape plus sparkling diamond design to personalize your wheel and make it stand out.2. High Quality Material: The valve stem cover is made of high polymer ABS material, with a copper core inside and a sealing ring embedded to ensure proper fit.3. Improve Driving Safety: The valve stem cover can prevent the valve core from directly contacting clay, water and snow, ensuring stable tire pressure and preventing tire blowouts.4. Universal Wheel Fittings: No rust, light weight, direct replacement for worn or damaged ones, suitable for cars, trucks, bicycles, etc.5. Long Durability: Simple installation and easy replacement, just screw on the valve stem. Wear resistant, strong and durable for outdoor use.Specification:Item Type: Wheel Stem Valve CapsMaterial: High polymer ABS, inner copper coreApplication: Universal for cars, trucks, bicycles..Package List:4 xWheel Stem Valve Cap