Twist Lids for Hydro Flask Wide Mouth Water Bottle, Replacement Top for 2.2" Wide Mouth Stainless Steel Vacuum Insulated Bottle, BPA-Free Leak Proof. Compatibility: Our OEM replacement double twisted lid replaces Hydro Flask wide mouth lid for sport water bottle and many other wide mouth vacuum bottles with a mouth diameter of 2.2", please measure before purchases. Safe Materials: Made with food grade BPA free plastic, tough and durable, lid can be clean in dishwasher top rack only. Practical Design: Our double twisted lid can reduce the effort to open and hold a large wide mouth bottle, and turn them in to a narrow mouth bottle for easy drinking. The lid is leak proof and twisted secure with silicone gasket, and you are free to carry them in backpack, purse. Leak-Proof Guarantee: The lid is leak proof and twisted secure with silicone gasket, and you are free to carry them in backpack, purse. DISCLAIMER: Bonison is the manufacturer and distributor for this replacement lid. We are in no way associated with or represent Hydro Flask brand water bottles. Risk-free Purchase: We are so confident with our products that we can offer an unconditional return warranty if you are not 100% happy with your purchase within a 3 months period. Simply contact us through Amazon if you have any questions or problems and we are always here to serve. Hydro Flask Standard Mouth bottles Hydro Flask Growler 64 oz Hydro Flask Tumbler