From Fortessa, this coffee mug set features: Everyone's favorite hobnail glass (also referred to as “bubble glass”), is now available in fun, new shapes such as cereal bowls, martini glasses, cake stands, mixing glasses, plates, and other new extension pieces. We've also made it in break-resistant acrylic for the kids, the clumsy, and the outdoorsy. Set of 6 Soda-lime Glass Jupiter Collection Bubble glass texture Dishwasher safe Measures approx. 5" dia. x 3.5" H Capacity 12-oz Imported.