Stay hydrated with the most stylish beverageware on the market. The Thermos 16 oz. Insulated Double Wall Travel Tumbler features a unique design for a dash of personal style to brighten up those long morning commutes. Double wall construction provides insulation to keep beverages at their ideal temperature and the tumbler sweat-proof. Made from BPA-free, impact-resistant plastic, this tumbler is dishwasher and microwave safe. The slide lock lid is easy to open and clean. Features: Made from BPA-free Eastman Tritan plastic. Slide lock is easy to open and clean. Durable double wall construction provides insulation. Dishwasher and microwave safe. Sweat-proof design won't leave rings.