Double-Wall Vacuum Insulated Stainless Steel: Keeps your drinks the perfect temperature for days long journeys. Easy Pour Wide Opening: All frills, no spills. Makes it easier to pour and drink with fewer spills, leaks, and mess. Powder Coat Finish: Durable, sleek, and stylish. Stays Dry: Keeps its cool without condensation, thanks to sweat-proof insulation. Easy-To-Clean: The whole thing is dishwasher safe, making for easier and faster cleanup.