1Premium Nylon Construction: Crafted from high toughness nylon, the thru hull hose fitting is rugged and stable, ensuring long lasting performance. 2Easy Installation: Designed to mount in a 1in/25mm diameter hole in the hull, these fittings feature a twist turn design that is fully adjustable, preventing leaks and staying securely in place even under vibration. 3Waterproof Design: The plug on the thru hull fitting effectively prevents water from entering the kayak, keeping you dry and comfortable while out on the water. 4Versatile Applications: The fitting is great accessories for various watercraft, including boat transoms, fish wells, ice chests, yachts, and more, adding convenience and functionality to your vessel. 5Reliable Performance: With their sturdy construction and waterproof features, these thru hull fittings offer reliable performance and peace of mind, ensuring a dry and safe experience on the water. 1 x 25mmThru Hull Fitting