Diamonds can be anyone's best friend as proven by these double-wall Tiffany ring mugs. Specially designed for sipping beverages, these posh mugs make your coffee bar instantly ostentatious. Take sips of coffee in these elegant coffee mugs that are built using the mouth-blown method, an ancient technology of inflating glass to manipulate it into decorative artwork. Adding more flavorful visual interest, these durable mugs are made of borosilicate glass. What makes these mugs different from regular mugs is the tiffany diamond ring attached to the handles. Made with high-grade material, the insulated mugs keep hot beverages from getting cold. Plus, the mugs have no condensation formation on the outside. Easy to use and clean, these mugs are microwave and dishwasher-safe. Make an exquisite wedding or anniversary present out of these mugs for your near and dear ones.