Made to withstand dings, dents, and even a drop on a rock, this thermal bottle is built strong. It's engineered with heavy-gauge, cold-rolled stainless steel and QuadVac insulation to keep your coffee piping hot and water ice cold. There's also a vacuum-insulated lid that doubles as a cup for drinking. Features: 1.0 mm 18/8 stainless steel, BPA-free. QuadVac Insulation. Leakproof + packable. Steel-lined stopper. Dishwasher safe. Weight: 2 lb. Dimensions: 3.5L x 3.5W x 11.9H in.