The MagSlider Lid has you covered, no worries with splashes and/or spills. The Yeti Rambler 20 w/Magslider Lid is your ideal beverage companion, this Rambler Tumbler is tough enough to take-on any ride with ease. Magnets make for easy opening and closing and the shatterproof construction says it all. Made with kitchen-grade stainless steel, the Rambler defies puncture- and resists rust. The Double-Wall Vacuum Insulation keeps cold drinks cold and hot drinks hot until the last sip. 18/8 Stainless Steel, Double Wall Vacuum Insulation, Dishwasher Safe, Shatter Resistant Construction, Model Year: 2018, Product ID: 545573, Model Number: 21070060030, GTIN: 0888830040720