Double wall vacuum insulation maximum temperature retention u0026amp; insulates hands from the cold

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Keeps ice longer holds ice for up to 24 hours

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18/8 stainless steel strong stainless steel construction

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Narrow u0026amp; tall design fits more cup holders. Keeps it hot works great for hot beverages

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Do NOT place in dishwasher. Hand wash only

n30oz. RTIC tumblers are stainless steel, double wall vacuum insulated. Keep your drinks ice cold longer - works great for hot beverages. The shatterproof and crystal clear lid lets you know exactly how much drink you have. Easy to clean.