Description: Material: The Inflatable Boat Pump Adapter is made of high PA66 copper rubber, solid structure, strong seal anti leakage, easy to twist on and off. Easy to Use: Just screw the smaller end into the connector of the air pump plug the other side to the Board valve, and then blow it up. Wide Application: The Inflatable Boat Pump Adapter most paddle boards, canoes, rubber boats, assault boats, swim ring, floating rows, inflatable beds, dinghy, kayak, suitable for your daily. Easy to Carry: The Inflatable Boat Pump Adapter is small size and lightweight, easy to carry and store, no need to carry different types of inflatable tools to reduce your burden. Value Package: Can meet the inflation requirements of most equipment. Suitable for 6-8 hole air valve. Size Chart: 8.2cmx2cmx0.76cm/3.0.793inchx2inchx0.30inch Package Includes: 1 Inflatable Pump Adapter (4 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.