About This COFFEE MUGS, ENJOY LIFE: Double walled, Borosilicate material, Insulated glasses.you can enjoy your cup of coffee, espresso, cappuccino or tea warmer longer.When you have hot coffee, you won?€?t feel hot from outside and when you have cold drink,there is no condensation on the glass and table. UNIQUE DOUBLE WALLED GLASSES 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. DISHWASHER SAFE:Double insulated coffee mug give an extra luxury look in your kitchen or on your dining table. It's more heat-resistant, high transparency, thinner and light weight, but more durable than normal glass. It?€?s suitable for dishwasher and microware safe.but recommend to wash by hand. UNIQUE GIFTS FOR COFFEE LOVER IN YOUR LIFE: For 150ml / 5oz of amazing coffee, milk, espresso, 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 can?€?t wait to give or keep for yourself! GUARANTEE SERVICE: In case you are not satisfied with our mugs, or if there?€?s any damage during transit, you can contact us via email. We will give you a satisfactory answer within 24 hours. Overview Brand : COLOCUP Material : Borosilicate Glass Color : 5oz-2Pack Capacity : 5 ounces Special Feature : Heat_reveal_technology, break_resistant, microwave_safe, Durable Lightweight Resistant