Features1Made of good quality aluminum alloy, durable and anti-rust. 2Can protect the air valve from scratches, water and dust. 32 choices on colors, you can choose according to your favor. 4Suitable for Schrader valve. 2pcs per pack, enough for long time use. 5Can be applied for various bikes, folding bikes, mountain bikes and road bikes, etc.SpecificationFeatures:Made of good quality aluminum alloy, durable and anti-rust.Can protect the air valve from scratches, water and dust.2 choices on colors, you can choose according to your favor.Suitable for Schrader valve. 2pcs per pack, enough for long time use.Can be applied for various bikes, folding bikes, mountain bikes and road bikes, etc.Specification:Material: Aluminum AlloyType: Suitable for Schrader ValveQuantity: 2pcs/bagPackage list:1 Pair * Valve CapsPackage List