【Compatible With】: Quthort 20oz lid seal compatible with Yeti Rambler 20 oz Tumbler, (with magslider or original rambler lid), 10 oz. Lowball, 10 oz. Mug, 24 oz. Mug, 16 oz. Pint, 25 oz. Straw Mug and some other popular travel mugs brands like Beast, Chillout, Fire & Ice, Hogg, Mossy Oak, Ozark Trail, and Rtic (Arctic) ect. 【Not Compatible With】: NOT compatible with Yeti Stronghold (threaded) lids, Yeti Chug Lids, Bubba, Contigo, Hydro Flask, Klean Kanteen, Tervis, or Thermos. 【Please Note】Available in two sizes: 20 oz and 30 oz. Check your mug’s size/capacity, or measure the lid to confirm which size you need. See photos for lid sizes/dimensions. 【Premium Material】Made from food safe, BPA-Free Silicone Rubber, these tumbler lid seals for Yeti stainless steel insulated tumbler travel mugs are non-toxic, odorless, and built to withstand both high and low temperatures. 【Sealed & Leak-free】You will recieve 4 pcs rubber seals for Yeti lids, replace your worn-out or loose cup lids gaskets. Prevent leaks and spills, ensuring a tight seal every time you enjoy your favorite beverages. FEATURE: Color:White Material:Soft Silicone Package: includes 4 pack 20 oz lid seals Size:Inner diameter 2.7in ; Outer diameter 3.1in ; Thickness 0.2in COMPATIBLE WITH -Perfect compatible with Yeti Rambler 20 oz Tumbler, (with magslider or original rambler lid), 10 oz Lowball, 10 oz Mug, 24 oz Mug, 16 oz Pint, 25 oz Straw Mug Compatible with Other Brands -Not only compatible with Yeti Rambler with Magslider Lid or original Rambler Lid, but also Beast, Chillout, Fire & Ice, Hogg, Mossy Oak, Ozark Trail, and Rtic (Arctic) travel mugs. NOT COMPATIBLE WITH NOT FIT FOR Yeti Stronghold (threaded) lids, Yeti Chug Lids, Bubba, Contigo, Hydro Flask, Klean Kanteen, Tervis, or Thermos. PLEASE NOTE: Available in two sizes: 20oz and 30oz. Check your mug’s size/capacity, or measure the lid to confirm which size you need. See photos for lid sizes/dimensions. --Premium Material: Replacement lid gaskets are molded from Food Safe, BPA-Free, Phthalate-Free Dishwasher Safe Silicone Rubber for a safe, secure seal --Cost Saving: Lid Rubber Seals get lost periodically and get warped, worn out over time. just get a new set of for thermos rubber seal replacement gaskets, You can have a brand new cup and save your money!