Tumbler Highball Bar Glass by VizC&aacute;sa - Double-Wall Insulated 12 Ounce Tall Drinks, Beer, Soda, Juice, Water Beverage Mug (Individual Cup) PROMOTION Set of 2 cups for 21.00 (Add 2 to your cart, discount will automatically be applied at checkout) Mouth-blown using top quality very lightweight borosilicate-glass, measuring 3 by 3 by 7 holding 12 Oz (360 mL) The eye catching double wall design creates dramatic optical illusion while preventing condensation Keeps your favorite beverage hotter or colder longer while being safe to touch Thermo-insulation keeps the Cups heat & cold resistant, top shelf Dishwasher safe (hand wash recommended); Microwave safe; Freezer safe, can be used gently with metal silverware With this purchase you are not only getting our amazing product, you also get our world class customer service! We know you will love our mugs or your money back!