Suitable for use at homes, at school, or during outdoor activity These rings will any liquid from leaking and preserve the temperature of your beverages Enhances your water bottle with these easy to clean silicone rings Each set includes three different size rings, ensuring a perfect for various water bottle models Say goodbyes to leaks and maintain the temperature of your drink Suitable for water bottle users, including professional, students, and outdoor lover Keep your water bottle tight with these silicone rings