Usage Tips:Pump Adapter set fit for varilous balls- Yoga ball, Kick ball, Pilates ball, Soccer, Basketball, Volleyball, toy ball Also can connect US/UK air cylinder, various inflate toys, air bed, and etc. A perfect inflator adapter for bike pump and air compressor, can be use in a variety of types tires of bicycles, mountain bike, MTB, BMX, road bike, folding bike, fixie bikes motorcycles with presta valve tube. Inflator Nozzle Kit functioning as a converter between a Presta valve to a Schrader valve, changing a UK valve into US valve via bike pump or a air compressor. 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. Material:metal colour:gold Package Contents: 15 x bicycle valve/10 x bicycle valve Only the above package content, other products are not included. Note: Light shooting 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.