Quality material: the valve cap is made of anodized aluminum, sturdy and not easy to break, cover your valves to prevent their destruction, extend the life of the valve Package includes: 40 pieces of bicycle valve caps are designed in 10 different colors, 4 pieces for each color (black, red, blue, silver, green, purple, gold, sky blue, orange and titanium gray), different colors for you to replace< /p> Protect your bike: these bicycle tire valve caps are useful to protect your valve core from destruction, dirt or dust Rocket shape design: caps cute rocket shape design valve caps would make your bike more stylish and dynamic, feeling like rocket speed, also can decorate your bike tire caps with rocket style Easy to install : unscrew the lamp from the gas nozzle on the gas nozzle, then unscrew the valve; Then loosen the nut and try to squeeze it; And screw on your valve cap stem later so you can start pumping