Extended Drain Hose Set: The drain hose set contains a 3m (118") hose, a U-shaped bracket, an extension connector, a 30mm (1.18") adapter, and two hose clamps. Dimension: The internal diameters at both ends are 20mm (0.79"). With a 30mm adapter, it can be adapted to 30mm water pipes. The diameter of the white adapter is 2.1cm (0.8"), suitable for an inner diameter of 20mm. Premium Material: This durable and ultra-flexible drain hose is made of industrial-grade polypropylene, which is high-pressure resistant, non-toxic, and resistant to aging. The end of the tube is made of thick and heavy materials, flexible and not easily deformed. Easy to install: Simply connect the molding outlet to the end of the tube without tools. When extending the hose, insert and connect the adapter without having to remove the previously connected drain hose. (A 30mm adapter is required when connecting a 30mm tube) Widely used: The drain hose is suitable for almost all washing machines and dishwashers.