Jack by LaCafetiere 6-Ounce Double Walled Cappuccino Glasses, Set of 2 Set of two 6 ounce double walled glasses, also available in 4 and 9 ounce sizes Hand crafted of strong but lightweight borosilicate glass Handwash Recommended 6 ounce capacity Double walled construction creates the looks of your beverage floating while keeping your drinks either hot or cold longer