1: Bicycle Valve Adapter, Ball Pump Adapter Set: Have you ever been disturbed by tires and balls that can not be inflated? The Car Valve Adapter is your Best Choice, and the Different Specifications 10pcs Can Meet Different Inflatable Equipment. Do not worry about other specifications. | 2: Ultralight and easy to carry: Mini Metal Box Packing Valve Adapter Needs Very Little Space and is Very Comfortable to Carry. | 3: Widely used: 10 pcs Car Valve Adapter Allows adjustment of unsuitable valves to air pumps or gas station compressors. Basically suitable for all common valves. Suitable for mountain bikes, Also ideal for inflatable toys. Air Bed, Sports Ball, Balloon, Yoga Ball, Swim Ring, It Can Inflate Various Specifications Without Buying Different Inflatable Cylinders. | 4: Package contains 10pcs different specifications Adapter: 1x DV / SV Valve Adapter, 1x AV Valve Adapter, 1x SV Valve Adapter, 5 x Ball Pump Needle, 2x Conical Inflatable Nozzle. | 5: If you are not satisfied with our products, we will give you a full refund without question, please contact us.