COMPATIBILITY - Fit for 2.28 inch wide mouth bottle.This spout lid is perfect for Hydro flasks 12, 16, 18, 20, 32, 40, and 64 oz wide mouth water bottles, as well as for Simple Modern、Iron Flask、ThermoFlask、BJPKPK、Hydro CELL、koodee and other wide mouth water bottles. IMPORTANT NOTE: The lid is NOT suitable for TAL, Hydro Flask Growler series, hydropeak, Manna, YETI, Nalgene、OZARK TRAIL water bottles. Not suitable for standard/narrow mouthed water bottles PLEASE NOTE - Our caps do not fit do not fit standard/narrow mouth water bottles as well as TAL, Hydro Flask Growler Series, hydropeak, Manna, YETI, Nalgene, OZARK TRAIL water bottles. Not for use in standard/narrow mouth water bottles SAFE MATERIAL - We always put your health first. Replacement caps are made of food-grade PP and are free of toxic substances such as Bisphenol A, lead and PAES ERGONOMIC DESIGN - Three fingers can be comfortably lifted and pulled, greatly reducing finger pressure and easy to carry. Ideal for studying, working out or running CUSTOMER SERVICE - If you have any problems or questions about the product, please feel free to contact us. We will provide you with a satisfactory solution within 12 hours Soledea Flip lid for Hydro Flask Wide Mouth 32 40 oz with Flexible Handle, Replacement Coffee Lid for Hydro Flask, Simple Modern, ThermoFlask and More 12 oz-64 oz Water Bottles