1Durable Material: The boat hook attachment is made of black nylon and is durable enough to withstand harsh marine environments. 2Easy Connection: Supplied with an extra adapter to fit round telescopic poles/tubes/pipes or other poles that can be cut to the desired length. 3Wide Application: The hook works with the multifunctional telescoping pole, making it ideal for use as a boat pusher, tethering and docking. 4Multipurpose: Designed for a variety of uses, boat hooks are also used to hang Christmas lights, bird feeders, and more, and are a must have tool for any successful boating adventure. 5Dimensions: The boat hook is about 145mm long and 75mm wide. The adapter is about 65mm long and has a diameter of 32mm.