DOUBLE WALL INSULATION: Double walled stainless steel construction can protect your hand from heat hurt. Also, it maintains your beverage's temperature and also prevents condensation.< br >MULTI-USE: Espresso Cups Perfect for a drink of water, juice, iced coffee, beer, smoothies, milk or any other beverage. With the light weight and stackable design, these stainless steel coffee mugs will be perfect for home and outdoor events, such as workplace, schools, picnics, camping and hiking.< br >KEEP YOUR TABLE TIDY AND CONVENIENT: Say goodbye to your messy cabinet space. Well-designed stackable coffee cups does not waste counter space.< br >EASY TO CLEAN: Stainless steel material will not retain stains and easy to clean. Dishwasher safe.< br >HIGH QUALITY: Stackable stainless steel coffee cups are made of food-grade stainless steel, rustproof, high hardness, no distortion, BPA-free.