- Material and compatibility Made from durable silicone, these replacement seals are precisely matched to the original water bottle equipment. They are odorless and provide a leak-proof and heat-insulating seal for long service life. - Strong sealing performance Designed to create a tight seal between the lid and the cup, these replacement gaskets help keep beverages clean and fresh. They are easy to install and prevent leaks, making them a practical addition for home, office, and on the go. - Easy replacement Replacing the silicone ring is simple. Roll off the old gasket with your fingers and slide the new one on. Installation and removal are quick and hassle-free. If the lid seal needs replacement, you can simply replace the entire lid to keep contents fresh. - Quantity and practicality Includes 4 replacement silicone gaskets for daily use and backups. They are useful to share with friends or family who have water bottles, making them a convenient and essential kitchen accessory. - Use scenarios Suitable for everyday use at home, work, gym, or school; ideal for travel and outdoor activities such as hiking or camping; helps maintain beverage temperature and prevents spills in bags or backpacks.