Make every day refreshing with our Classic Tumbler, aka the coolest cup ever. Crafted from stainless steel with proprietary triple insulation, it keeps contents cold and refreshing for 9+ hours and hot for 3. Stays cold even longer with drinks containing ice. Plus, it comes with a sliding, shatterproof, see-through lid. Attributes: Dishwasher Safe, Cup-Holder Friendly Features: Cool for 9+ hours, hot for 3 | Triple insulated | Sliding, shatter-proof crystal clear lid | Stay-put silicone bottom | Easy-grip, flat sides | Stainless steel Care instructions: Dishwasher safe