Features: It is mainly used to help washing machine sewages enter the sewages pipe at homes, to prevent backflow and odor in the sewer effectively. Make of ABS, PC, and rubber materials, corrosion-resistant, wear-resistant, and Enduring. Convenient and easy to installation. The Water Outlet of the Washing Machine is Tightly Sealed, AntiOdor and Waterproof. Only unidirectional Drainages Channel is Provided, and the Sewages Have No Return. Easy to mount, no complicated tool required, convenient for using. Can be connecting to the washing machine tube, mop pool tube, kitchen drain pipe, basins drain pipe, washing machine floor drain cover. Specifications: Materials: ABS, PC, and rubber Styles: Style 1 universal/Style 2 washing machine and basin/Style 3 washing machine and dryer Length: 125mm/4.92inch Style 1: Suitable hole diameter: 30-50mm/1.18-1.97inch Style 2 applicable hole diameter: 32-47mm/1.26-1.85inch Style 3 applicable hole diameter: 32-47mm/1.26-1.85inch Package Includes: 1pc Washing Machine Floor Drain Joint note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to difference between different monitors, the picture may not reflect the actual color.