These rubber hot Water Bottles stoppers are designed for easy use and installation. Simply insert the stopper into the opening of your hot Water Bottles and twist to secure it in place. The rubber material provides a snug fit, ensuring that no water escapes. Ideal for use with any standard hot Water Bottles, these stoppers are a must-have for anyone looking to extend the life of their thermal water bags. Features -Color:White -Material:Rubber -Size:3.70X2.70X2.70cm/1.45X1.06X1.06in -durable rubber: crafted from durable rubber, these stoppers offer exceptional durability and reliability, making them a solution for your hot water bags. -Easy replacement: these stoppers are designed to fit most hot water bags, allowing for quick and easy replacement and installation, saving you time and effort. -Multipurpose: ideal for a variety of users and environments, these stoppers are great for home, office, and travel, providing consistent warmth and comfort. -Secure seal: the stoppers provide a secure seal that prevents hot water from leaking, ensuring that your hot water bag remains warm for longer durations. -Simple design: featuring a minimalist design, these stoppers are easy to clean and maintain, ensuring they remain in top condition with minimal effort Package list: 4pcs water bottles lid