This fits your?. Make sure this fitsby entering your model number. – Fits YETI,RTIC,OZARK,BOSS and most other tumblers. – Made of tough, thick BPA free plastic. – Sip hole allows for direct sipping or for using with a straw. – Come with a black silicone O-ring around the base, and it helps cover the tumbler more tightly. – Reduces the amount of spillage while turning over the tumbler.