Product name caps Product Size about: Height:1.6cm/0.62in Diameter:0.8cm/0.31in Inner Diameter:0.55cm/0.21in Product color: As shown in the figure Product Material:ABS product features: 1. High-Quality Material: These French plastic caps for bicycles are made from quality materials, ensuring durability and longevity. They are designed to withstand the rigors of regular use and provide reliable protection for your bike's valves. 2. Secure Fit: These caps are specifically designed for French valves, ensuring a secure and tight fit. They effectively seal the valves, preventing dust, dirt, and debris from entering and causing damage. 3. Convenient Packaging: Available in packs of 20 or 50, these caps come in a convenient package, allowing you to have a sufficient supply for multiple bikes or spares. This ensures that you always have extras on hand when needed. 4. Easy to Install: These caps can be easily installed without the need for any additional tools. Simply screw them onto the stems and tighten them securely. They are also easy to remove when necessary. 5. Versatile and Practical: These caps are suitable for various types of bicycles, including road bikes, mountain bikes, and bikes. They not only provide protection for your bike's valves but also add a touch of with their sleek and functional design. Precautions: 1. As we 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 to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes: 20/50pc caps