PERFECT COMPATIBILITY: This magnetic cup lid for Yeti 20 oz Tumbler, 10 oz Mug, 10 oz Lowball, 16 oz Pint (Please Note: This lid is not compatible with Yeti 20 oz Rambler) HIGH QUALITY MATERIAL: The Tumbler lid are made of high-quality food-grade AS material, Spill-Resistant, BPA-free. In addition food-grade rubber lid ring adds an extra layer of double-sealed protection STRONG MAGNETIC: Our Tumbler lid and Magnetic slider are made with three powerful magnets for safe closing and opening use. If the magnetic slider gets dirty, You can easily remove it and wash it under running water to continue using it (Please Note: The magnet component on the MagSlider Lid is not 100% leakproo) COST SAVING: CYHTSHFZ Tumbler lid have the same features as the original branded lids. The transparent lid allows you to see directly how much of the drink is left without having to open the lid. It offers a tight fit to keep your drinks hot or cold for your enjoyment CYHTSHFZ BRAND FLAGSHIP STORE AFTER-SALES SERVICE: If you have any questions after receiving the product, We will provide 24-hour online service and 1-year replacement. Your satisfaction is our motivation to move forward PERFECT COMPATIBILITY: This magnetic cup lid for Yeti 20 oz Tumbler, 10 oz Mug, 10 oz Lowball, 16 oz Pint (Please Note: This lid is not compatible with Yeti 20 oz Rambler)