Double Wall Glass Coffee & Tea Mug Set – 7.5 oz (Set of 4)

These double wall glass mugs are made from durable borosilicate glass and feature an insulated design to keep beverages at the desired temperature while remaining comfortable to hold.

• The description claims that the mugs help maintain beverage temperature while the exterior remains cool.
• The description claims that the mugs have a clear ‘floating drink’ presentation.