The YETI Rambler 30 oz Tumbler with MagSlider Lid is ready to go with you on every adventure. The YETI tumbler 30 oz is cup-holder compatible and dishwasher safe for the most convenience. Constructed with shatter-resistant material, the 30 oz YETI tumbler is durable enough to withstand a variety of uses. Depending on your drink preference, the YETI tumbler 30 oz will keep your drinks cold or hot thanks to the double-wall vacuum insulation. Plus, the magnets on the MagSider lid make for easy opening and closing. From morning coffee to hydration on-the-go, you'll take your YETI Rambler 30 oz Tumbler everywhere.