Built for life on the go, the Rambler® 20 oz Tumbler from YETI is tough enough for daily commutes, road trips, and outdoor adventures. Designed to keep your drinks at the perfect temperature, it’s ideal for hot coffee in the morning or ice-cold refreshment throughout the day. Crafted from durable 18/8 kitchen-grade stainless steel, this tumbler is puncture and rust-resistant for long-lasting use. Double-wall vacuum insulation keeps hot drinks hot and cold drinks cold until the very last sip. The included MagSlider™ Lid uses magnetic technology for smooth opening and closing, while adding an extra splash-resistant barrier. Features 20 oz capacity Durable 18/8 stainless steel construction Double-wall vacuum insulation Keeps hot drinks hot and cold drinks cold MagSlider™ Lid with magnetic opening/closing Splash-resistant lid design Cupholder compatible Dishwasher safe for easy cleaning Dimensions 8.8 cm W x 16.8 cm H Please Note: MagSlider™ Lid is not leakproof and will not prevent spills