2PCS Odor Stopper for Shower Drain, Floor Drain, Anti-Backflow Shower Drain Plug, Non-Return Valve, Anti-Odor Floor Deodorizer, 41-50mm

High-Quality Material: The floor drain core is made of high-quality ABS material, which is durable, corrosion-resistant, and resistant to deformation and breakage.
Magnetic Seal: The floor drain core adopts magnetic suction technology, which opens the water outlet when water flows through it and closes the opening when there is no water flow, making it sensitive and convenient.
Easy Installation: The floor drain core is easy to install, suitable for 38-42mm drains, plug and play, convenient and quick.
Multifunctional Use: Once the floor drain core is installed, water can be drained, blocking odors from the drain pipe and preventing pests from climbing into the house.
Uses: The floor drain core can be used for 38-42mm drains, plug and play, in bathrooms, balconies, kitchens, basements, Laundry room, garage and other places can be used