Your drink of choice on the go. Fits in most cupholders, The Rambler 30 oz. is the tumbler that gets you through the day. Your morning brew will stay hot or your iced coffee will stay cold - so take you time. Kitchen-grade stainless steel with double-wall vacuum insulation work together protect you drink at all costs. Like the entire Rambler Drinkware Family, the 30 oz. Tumbler and MagSlider Lid are dishwater-safe for easy cleaning.