Vintage Corning Coffee Mugs, Prego Aqua, Robin's Egg Blue, Set of 4 Height: 3 3/4 in Discontinued Piece Mugs will hold 8 ounces Marked Corning NY USA Microwavable BV AO All mugs are in excellent vintage condition--no chips, cracks, scratches or stains. Some refer to this color as teal, sea foam, turquoise, robin’s egg Visit our shop to discover more vintage treasures, rare finds, replacements and unique gifts. Reasonable offers are welcome. Please carefully review photos, and contact us with questions. Thanks for browsing! Jen & Jenn