Toilet Flanges Wax Rings with Prevent Backflow Valve - Thick Wax Bowl Ring Fits 3.2-4 Inch Waste Lines Easy Installation Perfect Seal for Toilet Bowl: Our toilet flanges wax rings a watertight seal for toilet installations and repairs. The , thick wax bowl ring provides superior adhesion, preventing water leaks and odors from escaping, ensuring a clean and fresh bathroom environment. Thick Wax Ring for Superior Adhesion: Designed with , thick wax composition, our toilet flange wax rings offer exceptional adhesion and a tight seal. This design is crucial in preventing water leaks and odors, maintaining the integrity and cleanliness of your bathroom space. Integrated Anti-Backflow Valve: Featuring a built-in prevent backflow valve, our toilet flanges effectively block water backflow, eliminating unpleasant odors and maintaining a fresh bathroom atmosphere. This innovative design enhances the functionality and of your toilet installation. Easy Installation Process: Specifically engineered for ease of installation, our toilet flanges and wax rings can be installed quickly and without hassle. The user-friendly design is ideal for DIY enthusiasts and professionals alike, saving time and effort in toilet maintenance and repair. Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Gray and Yellow Material:Plastic Package Contents: 1 x Toilet Flanges Wax Rings Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.