Enjoy Your favorite drink like never before with the JoyJolt Aroma double wall glass cups! The Aroma double wall glasses perfectly suited for a multitude of hot and cold beverages as well as desserts. Handmade of heat-resistant borosilicate glass, these vessels insure that their contents will remain hot for a longer period of time while the glass itself remains cool to the touch. They are dishwasher and microwave safe. The mugs come as a set of 4 and hold 400mL (13.5 oz.) This set comes in an elegant cardboard matte gift box, it makes an ideal for a housewarming, holiday present for anyone!Details:Clear13.5 oz. capacitySet of 4 glassesShatter resistantEasy to cleanDishwasher, microwave, oven, and freezer safe (up to 350°F)Made from borosilicate glassBacked by a limited 1 year manufacturer warranty