1.Tire stem measurement: the tire stem diameter is . 1 cm, and they are 1.6 cm high, suitable for most tires 2.Hard material: this set of valve caps are made of aluminium alloy of , hard and , thus can last for a long time 3.General color: these wheel valve covers are itanium Gray, general and simple, fits vehicles of colors 4.Completely sealed: the dustproof tire caps are sealed completely, can prevent water, dust or sand into the tire, thus prolong the tire service life 5.Wide application: this set of tire valve caps can be applied widely, you can use them on cars, bikes and motorcycles Colour:Titanium Gray Material:Aluminum Alloy Size:1.6x1cm Package Contents: 80 x Tire stem valve 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.