Name: Expandable sewer seal Dimensions: Upper diameter 6cm, Lower diameter 3.8cm, Height 3.8cm Material: Silicone Color: White/Blue/Green/Pink Brief introduction: The silicone floor drain and odorproof seal ring is suitable for sealing and deodorizing the connection between the drain pipe and the sewer. The washing machine, the sink, the vegetable sink, the bathtub, etc. can all be used to prevent the odor of the sewer and prevent the insects. Put the sealing ring on the drain pipe so that there will be no odor and insects, and let the drain pipe and sewer seamlessly connect. Silicone material, scalable design, suitable for 3.8cm-6cm pipeline use.