Compatibility: Fits most 20oz tumblers with a 3.15 inch (80mm) inner diameter, such as YETI rambler, Ozark Trail tumbler, RTIC tumbler, and other similar mugs.
Leakproof and Insulated: A black silicone O-ring seals the lid tightly to prevent leaks, while the thick lid keeps beverages insulated for hours.
Quality Construction: Constructed of high-quality BPA free plastic that is eco-friendly, shatter resistant, sturdy, and easy to clean. Dishwasher safe, not safe for microwave use.
Magnetic Slider Design: The magnetic slider can be easily removed for washing and allows for smooth switching. The lid is not leak proof but helps prevent spills. The drinking hole is designed for direct sipping or straw use without touching your nose.
Clear Visibility: The crystal clear lid allows you to see when a refill is needed.