This versatile premium-grade, copper-lined 18/8 stainless steel tumbler is the ultimate on-the-go companion. Double-wall vacuum insulation keeps your beverage at the perfect temperature for hours, and the splash- and shatter-proof slider lid is easy to open and close. Choose from our stock colors or backgrounds, or make it your own with a custom color or full-color artwork. This durable tumbler fits most cup holders and is ready to go wherever your busy life takes you. Comes with a limited 2-year guarantee.