This bicycle valve adapter kit is a must-have for any cyclist. It allows you to easily convert valves, making it compatible with a wide range of bike pumps and air compressors. The compact design ensures it can be carried effortlessly, and its durable construction use. Good for road bikes, mountain bikes, and more. Features -Color:Black -Material:Copper -Size:1.30X1.00X1.00cm/0.51X0.39X0.39in(Black Short) -Size:1.60X0.80X0.80cm/0.63X0.31X0.31in(Black Long) -Size:1.50X1.00X1.00cm/0.59X0.39X0.39in(Golden) - Fit: This adapter is engineered to be compatible with various valve types, significantly increasing its overall practicality -Good Helper: The adapter can stay attached to the valve stem, making tire inflation a breeze whenever needed -Small and Portable: Its compact and portable design makes it an ideal accessory to carry along during your cycling adventures -User-Friendly: The adapter is user-friendly, requiring no tools or skills for operation, making it accessible to everyone -Versatile Choice: It is designed to be compatible with a wide range of bicycles, enhancing its versatility and usefulness Package list: 15 x Bicycle Valves