1. Functional Valve Caps: Our slotted valve stem caps come with an integrated valve removal slot, making these caps a universal replacement to easily install or remove valve cores . 2. Leak-Proof Sealing: Equipped with rubber gaskets, these tire valve stem caps fit snugly and provide an effective air seal to the valve stem when tightened, also preventing the ingress of water, dust, or sand into the tire. 3. Premium Brass Material: Crafted from superior-grade brass, our metal slotted slot valve caps offer utmost strength and durability, are rust-, and perfect for replacing old or worn tire valve stem caps to safe driving. 4. Easy Installation: The positive serration design aids in gripping the tire valve air dust cover stem caps during installation or removal, making our tire valve covers user-friendly and applicable to a wide range of vehicles. 5. Universal Fit: With a design that's compatible with most cars, trucks, SUVs, motorcycles, and bicycles, our slotted slot valve stem caps are a versatile choice for a seamless upgrade or maintenance of your vehicle's tires. Process:Nickel Plating Quantity:50pcs Applicable Models: (Car, Motorcycle, Bicycle, Etc.) Colour:Silver Material:copper Package Contents: 50 * Slotted Heads Valve Stem Caps Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.