GREAT COMPATIBILITY: This lid is suitable for Yeti 20 oz non-flop lid.Fit for 20 oz tumbler with an inner diameter of 3.25 in Safe and Reliable: our tumble lid is made of quality plastic, which is not easy to deform or break, lightweight but strong enough to be applied safely in your cup, dishwasher safe Spill Proof and Splash Resistant: the travel mug replacement lids are well made with nice sealing capability, which can effectively isolate the contact between air and drinks, so drinks or water will not easily spill or overflow from the cups Easy to Use: this replacement tumbler lid is designed with a sliding button, easy to slide and can be closed or opened with one hand, practical and easy to carry, which can be applied in many life scenes and is an ideal life assistant Practical Function: these tumbler replacement lids can be applied with stainless steel tumblers for water, wine, juice, milk, tea or other drinks, you can use them to cover your cups for keeping the dust away from the cups, and enjoy your tasty drinks tumbler lid