Our SOHO Double Wall Insulated 12oz. Glass Espresso Coffee Hot and Cold Cups w Made from heat and condensation-resistant borosilicate glass, which is stronger and more durable than common glass that gives a smooth finish and a crystal clear look. Keeps your liquid hot while keeping your hands cool. Nothing brings your coffee to the next level like the perfect glass. Quality beans, roasted to perfection and ground meticulously deserves to sit in an equally cared for glass espresso cup. Designed to easily fit in your hand comfortably, hand blown crafted to perfection by skilled individuals with utmost attention. This espresso cup is made with premium double walled borosilicate glass to keep your drink hot, longer without burning your hands. The cups are condensation-resistant, no mess, no fuss no more trivets or saucers! The sheer elegance of these glasses will stun you and impress your guests. All this while being dishwasher and microwave safe this purchase is a no brainer.