CUPS, ENJOY LIFE: Double walled, Borosilicate material, Insulated glasses can withstand temperatures ranging from -30C to 400C you can enjoy your cup of coffee, espresso, cappuccino or tea warmer longer.When you have hot coffee, you wont feel hot from outside and when you have cold drink,there is no condensation on the glass and table. UNIQUE DOUBLE WALL SHOT GLASS DESIGN: Keep your fingers safe and cool with heat resistant and double wall glassware, so beverages stay warm without you getting burnt the outside surface always feels comfortable in hand. EASY TO CLEAN AND BUILT: Shatterproof, scratch resistant, durable and safe for microwave and dishwasher Borosilicate glass is the material you want when dealing with any glassware for best results UNIQUE GIFTS FOR THE COFFEE LOVER IN YOUR LIFE: For 2.5ounce / 80 ml of coffee, milk, espresso, wine, juice, wine, latte, hot and cold, or just about any drink you can think of, these ultra light, clear double-wall mugs are the present you just cant wait to give.