Our hot water bottle replacement stopper and sealing cap set is for extending the life of your hot water bottle. Whether you're dealing with a damaged plug or just want a spare on hand, these parts are easy to use and highly effective. Just insert the stopper into the bottle's opening and secure it with the cap to prevent any leaks, ensuring your hot water bottle stays warm and safe. Features -Color:White -Material:Rubber -Size:4.50X3.50X3.50cm/1.77X1.38X1.38in -Broad compatibility: these stoppers are designed to fit a variety of hot water bottles, making replacement and cleaning and maintaining clean - material: crafted from durable rubber, these stoppers are built to withstand wear and tear, ensuring longterm use without deformation -Leak resistant seal: features a to prevent hot water leaks, keeping your hot water bottle warm and effective -Effortless installation: easy to install and use, requiring no tools, making the process quick -Essential for various settings: ideal for different users and scenarios, these stoppers are a musthave for homes, offices, travel, and more Package list: 4 Water Bottle Stopper