This is a very practical bicycle air valve cap with a cool grenade appearance, lightweight and easy to install, can effectively protect the tyre valve against dust blocking, providing you better cycling experience.<Br /> <br />features:<br />made of durable copper, which is covered by waterproof and anti-corrosion plastic, not easy to break and get rust, shares long service life.<Br />waterproof and dust-proof caps prevent dusts blocking the air valve.<Br />cool valve cap with special shape, practical and easy to grasp.<Br />lightweight and convenient to install.<Br />high versatility, fit for all kinds of bicycles, scooters and cars.<Br /> <br />specifications:<br />material: plastic &amp; copper<br />color: silvery / purple / orange-red / golden / red / blue (optional)<br />length: 3.5 Cm / 1.3 In<br />diameter: approx. 0.8 Cm<br />item weight: 6 g / 0.2 Oz<br />quantity: 2pcs<br />package size: 15 * 9 cm / 5.9 * 3.5 In<br />package weight: 15 g / 0.5 Oz<br /> <br />package list:<br />2 * pieces of valve cap<br />