GREAT COMPATIBILITY: Fit for 20 oz tumbler with an inner diameter of 3.25 in. Fit for yeti rambler, for Atlin, for SUNWILL, for Juro, for Umite Chef tumbler. In addition, it's also fit for 12 oz coffee mug, but not for 20 oz skinny tumbler. This replacement lid is only fit for the old style of Rtic, not for the new style!) PREVENT SPLASH:Tumbler lid has a silicone gasket lining the edge to prevent splashing and major spillage while turning over the tumbler. Keep water or drinks clean while reducing splashes SAFE MATERIAL:Made of top food grade crystal clear AS plastic which is BPA free,Eco-friendly, Sturdy and durable Non-toxic & dishwasher safe MAKE DRINKING CONVENIENT:Drink directly or sip through the hole with a straw. Tumbler lid will not hitting your nose when you. /b br 100% safe material, Made of food-grade transparent crystal, safe and durable br This tumbler lid will not hit you nose when you drink br The hole in the top of the lid allows direct drinking or use with a straw br Keep drinks clean and reduce splashes br Dishwasher safe br br Packaging Includes /b br 2*Tumbler Lids