Tumbler Lid for 30 oz Yeti Rambler, Ozark Trails and other Cup, Leak Spill Proof and Splash Proof (Lid only) PERFECT FIT: The lids can replace 30 oz YETI rambler lids, and Ozark Trails lids and any other 30 ounce vacuum insulated stainless steel tumblers cup lid.Not fit NEW design RTIC tumbler! 100% SPILL PROOF, LEAK PROOF: Unique snug fit design,slide and spill proof lid, very convenient and practical. BPA FREE MATERIAL: Made of AS crystal clear plastic which is BPA free, crafted from durable plastic that is long lasting, easy to clean, dishwasher safe. Easy TO USE: Contoured sip hole allows for direct sipping or for use with a straw USEFUL REPLACEMENT LIDS: Seal cover helps prevents spills and keep your drink insulated longer.&gt; Colorful PoPo Is an Amazon registered brand and we are the only authorized seller of this brand. Flip Sealed Cover Design: 100% Spill Proof and Leak Proof Silicone Gasket: More effective to spill proof Perfect fit YETI Tumbler, RTIC and other brand tumblers