Description: It is fit for many kinds of air pump,you can use car air pump or common bicycle air pump. Fit for many boat and air beds,such as paddle boards, canoes, rubber boats, assault boats, rushing pools, pontoons, inflatable beds and so on. Mainly made of tough and durable nylon and alloy, it is not easy to be damaged and is long lasting. It features 4 air tap,each one is different from others,you can assemble it on the adapter to fit for different situations. It is small and lightweight,you can carry it easily when you go out,quickly use it anywhere. Specification: Material: Nylon + Rubber + Alloy. Color: black and red. Size: 3.4*7.1*3.4cm. Package included: 1* Air valve adapter. 4* Air tap.