NIB Inspired by a key ring we debuted in 1966, the Return to Tiffany collection is famous for its signature motif. Crafted in bone china, this contemporary set of two coffee cups features a heart tag and chain detail in our iconic Tiffany Blue® hue. Available exclusively in the U.S. Bone china Set of two in white with Tiffany Blue® 10-ounce capacity 3.7" high x 3.5" diameter Dishwasher safe Not microwave safe Product number:74155847