Exquisite Material: valve adapter is made of copper and plastic materials, strong, not easy to deform or break, exquisite workmanship, clear and smooth thread, corrosion-resistant and rust-resistant, durable. Valve Adapter Set: We are equipped with various styles of bike adapter for air compressor, no need to worry about flat tires or incompatible valves, With this bike valve inflator adapter, you can convert all and Dunlop valves to Schrader valves, easy for daily use. Easy and convenient to install, use the wrench to put the caps onto the tire valve stem, no extra tool needed; a good replacement for the wear valve stems and adaptors. 25-in-1 Bike Valve Adapter Set: 2 pcs plastic inflatable mouth, 2 pcs inflatable needles, 1 x English inflatable mouth, 2 pcs US to british inflatable mouth, 2 pcs English to inflatable nozzle, 6 pcs French to American inflatable nozzles, 10 pcs rubber seals rings, 25 pieces in total, meet the needs of daily use. Multi-scenario Application: Suitable for use with any pump, matching floor pumps, Micro-type pumps and air compressors; you can adjust unsuitable valves to air pumps or gas stations; the equipped ball pump needle makes it suitable for basketball, volleyball, football , air mattresses and other inflatable. Colour:Gold & Black Material:Metal Package Contents: 25 * Valve Adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.