The Rambler 30 oz. is the tumbler that gets you through the day. Your morning brew stays hot, and your iced coffee will stay cold. Kitchen-grade stainless steel with double-wall vacuum insulation will protect your drink at all costs. Tumbler and lid are dishwasher-safe for easy cleaning. The included MagSlider™ Lid adds an additional barrier of protection for keeping drinks contained and preventing heat or cold from escaping. Layered with an advanced, fingerprint-proof coating tested to the highest level of UV resistance.