Upgrade your daily carry with a versatile staple. The YETI® Rambler® 20 oz Tumbler is a premium, cupholder-friendly partner for any beverage. Crafted from 18/8 stainless steel, the double-wall vacuum insulation keeps your coffee hot from sun-up to sun-down. The MagSlider™ Lid adds a barrier of protection against splashes while you drive to the studio. To protect the quality of your custom design and keep it a permanent part of your routine, we recommend hand-wash only.