The rubber hot water bottle replacement stoppers are crafted to provide a secure fit, ensuring no leakage and preserving the heat within the bottle. These durable rubber plugs are designed to withstand high temperatures, making them suitable for various hot water bags. Their universal design fits most hot water bottle models, catering to different user needs. Easy to clean and maintain, they help keep your hot water bottle hygienic and ready for use. Features -Color:White -Material:Rubber -Size:3.50X2.50X2.50cm/1.38X0.98X0.98in -Tight seal: rubber hot water bottle plugs provide a tight sealing, preventing water leakage and ensuring your hot water bag remains effective throughout the day -Durable material: crafted from rubber, these hot water bottle replacement lids are built to endure frequent use and high temperatures without compromising performance -Wide compatibility: these rubber water bag lids are designed to fit a variety of hot water bottle models, making them a practical choice for replacement needs -Convenient usage: hot water bottle caps are easy to install and remove, simplifying daily cleaning and maintenance while ensuring hygiene -Optimal warmth retention: leakproof hot water plugs help maintain the temperature inside your hot water sack, providing consistent warmth during cold winter days Package list: 12 Water Bag Stopper