Features 1. No-Spill: Won"t drip, spill or leak even if you store your jugs on their sides. Fits any jug with a standard 55mm opening 5 gallon jugs. You may even use it for threaded screw top jugs if you"d like. 2. Upgraded Design: Unique design makes the water jug cap can be put on or taken off easily, and the hanging ring design made it easy to hold. 3. Food Grade Silicone: Food grade silicone will provide an air-tight seal and won"t leach any harmful chemicals into your water, ensuring your drinking water will stay pure and fresh for as long as you store it. 4. Multiple Occasion: Suitable for water dispenser, water cooler, the center button stays attached to the cap once it"s placed, instead of floating around in the water; also for water jug on top rack or with water pump in both family and office. 5. Easy to Install/Remove: Unlike plastic cap, The jug plug can be put on or taken off in a second, thus saving you hassle and aggravation. Simply press down on top to install it, then pry it off to remove it. It"s so easy a child can even do it. Specification Material: Silica gel Color: Blue Size: 5.5x5.5x2cm Weight: 45 g, 95 g Package Include: 2 Water Bottle Cap or 4 Water Bottle Cap Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please don''''''''t hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it