Especially made of food-grade 18/8 stainless steel, insulated tumbler provides with double-wall vacuum insulation to preserve the temperature of the drinks poured into it.Moreover, it makes the coffee cup durable, unbreakable and super easy wash.The travel coffee mug is powder coated for a durable matte finish which is easy to grip.Sweat proof design keeps fingers dry and un-frostbit.If you are a coffee addict who can drink more brewed hot coffee a day, the coffee cup with lid will justify your expectations and does not sweat.lightweight and stylish insulated cup can keep 12 ounces of coffee or tea and retain their warm temperature for hours.