【UPGRADED LEAKPROOF DESIGN】Our replacement for yeti tumbler lid features a secure magnetic slider and 360° silicone seal to prevent spills even on bumpy roads. Perfect for car cup holders, outdoor adventures or busy work days 【WIDE COMPATIBILITY】The magnetic tumbler lid fitsYETI lids 20 oz replacement lid, 10/24 oz Mugs, 10 oz Lowball, Ozark Trail, and most standard tumblers. (Note: Not compatible with Rambler bottles or Stronghold lids.) 【PREMIUM SAFE MATERIAL】Made of crystal-clear BPA-free AS plastic, these 20oz tumbler lids are shatter-resistant, odor-free, and dishwasher-safe (top rack recommended) 【Practical Design】Our20 oz replacement tumbler lid has magnets slider for smooth and secure opening and closing. Slider is removable and easy to clean. Enjoy your favorite hot or cold beverage 【QUICK-CLEAN MAGNETIC SLIDER】The removable slider opens smoothly with one hand and detaches in seconds for hassle-free cleaning. No more trapped coffee stains 20 oz Tumbler Lid, Replacement Lids Compatible for YETI 20 oz Tumbler, 10/24 oz Mug and 10 oz Lowball,Magnetic Slider Switch Spill Proof Tumbler Cover, BPA Free