【Universal Fit Wide Mouth Bottles】Compatible with Hydro Flask Wide Mouth(12 oz, 16 oz, 18 oz, 20 oz, 32 oz, 40 oz, 64 oz ), also compatible with Iron Flask, ThermoFlask, Simple Modern,Takeya, Hydro Cell wide mouth water bottles ⚠️Incompatible：Not compatible with any bottles from other brands except above mentioned brands. Safe Material: Made of high-quality PP, BPA free, and will not release any odor that affects the taste of the beverage. You can use it with confidence Easy to Drink: Simply press the button to easily open, achieving one handed operation, allowing you to enjoy drinking anytime. The spout design provides maximum water flow and can quickly quench thirst, bringing you a convenient hydration experience Satisfaction Guarantee: If our lid does not meet your expectations, please contact us via email and we will provide replacement service Spout Lid for 12 16 18 20 32 oz Wide Mouth Water Bottle