The insulated wine glass is made of 304 stainless steel with double layer and vacuum insulation. Process: surface powder coated. The elegant design makes it easy to use at home or on the go. Perfect for hot water, wine, beer, coffee, beverages, champagne, cocktails and other beverages to store whatever you like! The straw-friendly opening can be covered with a sliding closure to minimize spillage. The wine glass with lid is a stylish colorful stainless steel wine glass, which is the best choice for your home, office, camping, vacation, sports, travel. 2 5/14" D x 3 1/8" D x 4 1/2" H