For those who appreciate presentation with their favorite coffee and tea beverages, these enchanting Turkish tea cups are the perfect vessel. They provide a delightful optical quality by virtue of their double-walled design, which also insulates the glass and keeps drinks hot or cold. They're made of premium quality hand-blown borosilicate glass so they not only look fabulous but they'll withstand thermal shock and are scratch and break-resistant. And they're dishwasher and microwave-safe! Double-walled insulated design keeps drinks hot or cold and prevents condensation. These charming glasses are made of hand-blown borosilicate glass, so they're durable and break-resistant. Great for home or commercial use. You'll love how enchanting your favorite teas and coffees appear inside the glass. The design creates the pleasing optical illusion of the liquid being suspended in air. These vessels are suitable for everyday use, they can go into the dishwasher & microwave but never melt or lose.