Specifications: Made of high quality aluminum material. Lightweight and unique design, durable, anti-rust. Best replacement for the old valve caps. Prevent dirt and water get into the inside of valves. No tools required, easy installation. Skull head design, best decoration and protection for your car. Type: Tire Valve Cap Quantity: 4Pcs Material: Aluminum Features: Skull Head Design, Easy to Install, Corrosion Resistant, Anti-Dust, Car Tire Decor Size: 27mm x 24mm/1.06" x 0.94" (Approx.) Inner Diameter of Bottom: 8mm/0.31" (Approx.) Notes: Due to the light and screen setting difference, the items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 4 x Tire Valve Caps