Good materialThe structure of the valve adapter is strong and durable, long service life, the rubber has good airtightness, the seal material is copper, anti-leakage, can be used safely Quick inflationThe air valve adapter allows the ordinary air cylinder to connect to the board directly, it fully inflates within 5-10 minutes.The time is determined according to the speed of the air pumpThere is no need for a special board air pump Lightweight and portablePortable Valve Adapter is easy to carry, without the need to carry different types of inflatable tools Universal use The SUP valve adapter Suitable for most inflatable boats, river boats, used for various canoes, SUP, kayaks, skateboards paddle, inflatable boats, etc Ideal toolInflation can be achieved without the need for heavy inflatable tools, saving you a lot of time Note: Data are all measured manually, please allow 1-3cm error due to differences in light and display, there may be color differences, please refer to the actual item received.