Spill and Splash Resistant Plastic Lid with Slider Closure for 30 ounce oz. Tumblers - Kodiak Tundra Tumbler 30 oz Replacement, Also Fits YETI Rambler, Rtic 30, Sic Cups, similar tumblers Perfectly Provides Sealing Lid that Helps Prevents Spills and and Splashes! Crystal Clear Slider Lid and Completely BPA Free (obviously) for you to be able to easily see your favorite drink right to the last sip! Fits 30 Ounce oz. Stainless Steel Tumbler - Kodiak Tundra 30 oz, Yeti Rambler 30 oz, Sic Cups 30 oz, Rtic 30 oz - Fits many other brands of 30 ounce Tumblers of the same style of Kodiak Tundra Series and Yeti Rambler lids Straw Friendly Sliding Closure Lid! Easy to Clean and Dishwasher Friendly! The Two Piece Design makes our lids easy to clean and dishwasher friendly!