YETI Rambler 20oz Tumbler Stainless Steel Vacuum Insulated with MagSlider Lid

Dimensions: 6 7/8" x 3 1/2". Made of 18/8 stainless steel. Double wall vacuum insulation. Dishwasher safe. Shatterproof structure. The lid of the MagSlider is made of kitchen-grade stainless steel to prevent spills. It is resistant to rust and will not form holes. Keeps drinks hot or cold until the last sip. - Made of kitchen grade stainless steel that will never puncture or rust. Even when I tested it to see if it would open, there was no sign of it opening. Also, it did not rust even if I left it outdoors with tomato seedlings for a month. Double-walled vacuum insulation keeps contents hot or cold for hours. The great MagSlider lid opens and closes with magnetic power. Once you have this YETI cup, you will never want to use another cup. The perfect size for your morning coffee. It fits perfectly in your car's cup holder, so you can even take it to work. You can also store cold drinks for the beach.