The Bellemain Mixing Bowls are crafted from heavy-duty and 100% food-safe steel that won't bend, rust, or stain. Your Bellemain Mixing Bowls can go from the freezer to oven to dishwasher without a problem. They'll last a lifetime! When you're working fast in the kitchen, you need tools that can keep up. Whether you're whipping up a heavy batter or putting an electric hand mixer to work, these bowls are precisely balanced and sloped to prevent tipping, spinning, and wobbling.