Made of stainless steel ,heavy duty, thicker ,widened, no rust, . It is great for mixing flour, beating eggs and perfect for storage of food, pancake mix, rice, pasta. Mix the salads, Serving Snacks or Popcorn, Preparing a cake or pancake mixture, Washing fruits and vegetables, or any other use. The bowl with mat finished is rust-, no deformation, heat dishwasher safe and freezer safe.