TEASOL 8oz Crystal Clear Double Wall Glass Cup - Insulated/thermal and Stylish Drinking Glasses - Keeps Drink Hot or Cold - Set of 4 Set of four 8oz double wall clear glass cups Made of heat, shatter, and scratch-resistant borosilicate glass Easy to clean, top-rack dishwasher safe, microwavable, and freezer safe Elegant and cool to the touch, thanks to double-wall design Keeps drink hot or cold so you can enjoy it longer