Features: Make of Coppers, light weight, corrosion resistance and Enduring. High hardness, keep your wheel in good condition for long terms. Small in size, to store and carry. The bicycles nipples are bright in colour and will not fade, and the appearance is exquisites. Suitable for spokes with a diameter of 2mm, and is widely used in small wheel, road bikes, fold bikes, 14G mountain road bikes and other models. Specifications: Materials: Coppers Color: Silver/Colorful Size: As Shown in the Picture Package Includes: 36pcs Mountain Bike Spoke Caps note: Please allow 1-2cm errors due to manual measurement, make surely that you not mind before order. Due to difference between different monitors, the picture may not reflect the actual color.