Stainless Steel Mixing Bowl. With a heat-resistant resin exterior! This bowl features a sturdy 18/8 stainless steel bowl . Encasing the stainless steel is an exterior coating of melamine, a heat-resistant organic resin that not only gives the bowl a unique look, but also allows you to mix both things warm and cold without feeling any discomfort. What’s more this bowl is dishwasher safe, making clean up a cinch!