High quality: The surf pump adapter is made of high quality copper and rubber, sturdy and durable with strong sealing. Threaded design, easy to install and use, not easy to loosen or fall off, can withstand high air pressure without deformation, can be used for a long time without wear. Quick inflation: the special valve adapter for surfboards is easy to convert and quick to inflate without the need for a special air pump for surfboards. The adapter can be directly connected to a normal paddle board inflator and can be inflated in 5-10 minutes. Easy to carry: Exquisite workmanship, small size, easy to store and carry; when you go out, you can put it in your pocket or hold it in your hand, it won't take up too much space and is an indispensable tool when doing outdoor water sports. Wide range of use: good sealing, easy to use, can meet the inflation requirements of most equipment, suitable for most high-pressure valve equipment, such as paddle boards, kayaks, inflatable boats and boats rubber, canoes, dinghies, etc.