Matte finish powder-coated 12 oz. (354 mL) double wall vacuum insulated coffee mug. Features 304 SS Interior, 201 SS Exterior and Clear AS Plastic lid. Vacuum insulation helps keep your beverages hot or cold longer than traditional insulation. Designed for use with both hot and cold liquids. 4.5"h x 4"w (including handle). Hand-wash only. Do not microwave. Do not place in freezer.