ITEM NAME:4x Aluminium Bicycle Bike Wheel Tyre Presta Valve Cap French Anodized Dust G6D6 4x Aluminium Bicycle Bike Wheel Tyre Presta Valve Cap French Anodized Dust G6D6 Lightweight and unique design, durable, anti-rust Best replacement for the old valve caps Prevent dirt and water get into the inside of valves and potentially jamming or contaminating the selling surfaces and causing a leak Material: Aluminium alloy Valve Type : Presta Valve Size:As the picture show Color: Blue Note:These are for the valve with the twiddly bit you unscrew to inflate the tyre, they will not fit car type valves! Package include:4 x Presta Bicycle Valve Caps Note:Light shooting 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.