Product name:bicycle valves Product size about:2.7*0.38cm/1.06*0.14in Product color: As shown in the figure Product material: metals product features: 1. German Valve Core: The bicycle tire features a German valve core, known for its reliability and durability. This valve core ensures a secure and airtight connection, preventing any air leaks during your ride. 2. High Hardness: The tire's valve core is made with high-quality materials, resulting in a high hardness level. This hardness enhances the durability of the valve core, allowing it to withstand the rigors of various terrains and weather conditions. 3. Long Lifespan: With its robust construction and high hardness, the tire's German valve core offers a long lifespan. You can rely on this valve core to provide consistent performance and functionality, ensuring your bike is always ready for the road. 4. Bicycle Accessories: This tire is an essential bicycle accessory, providing a reliable and efficient means of inflation and deflation. The German valve core ensures a smooth and hassle-free tire pressure adjustment, contributing to an optimal riding experience. 5. Extended Usage: Thanks to its high hardness and durability, this tire's German valve core can withstand prolonged usage. Whether you're a casual rider or a professional cyclist, this valve core will continue to perform reliably, allowing you to enjoy countless miles on your bike. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes: 4/10 pc bicycle valves