[DETAIL] ? Anti-Backflow Function : This product features an anti-backflow function, effectively preventing odors from seeping back into your home or office. ? Versatile Use : Designed for versatility, this device can be used in various areas such as sewer pipes, kitchen sinks, and washing machines. ? Silicone Sealing Ring : The silicone sealing ring ensures a tight seal, keeping odors contained and preventing leaks. ? Durable Material : Made from high-quality plastic, this product is durable and long-lasting, providing reliable performance for a long time. ? Easy Installation : With its no-hole faucet mount design, this product is easy to install, making it convenient for all users. ? Round Basin Shape : The round basin shape of this product ensures a snug fit, enhancing its effectiveness and efficiency. Product Parameters Product Name:Odor proof sealing ring Product Material:Silicone Product Size:6.5*5.5*5.5cm Product color: gray Package Includes: 1pc [ATTRIBUTES] - Hign-concerned Chemical: None - Installation Method: Self-Contained - Faucet Mount: No Hole - Hign-concerned Chemical: None - Installation Method: Self-Contained - Faucet Mount: No Hole - Capacity: 9L - Material: Plastic - Basin Shape: Round - Origin: Mainland China