This metal mixing bowls have matte finish inside to prevent ugly scratches. Perfect nesting bowls with lids. Stainless steel bowls for mixing & storing. BPA free lids for lasting freshness. This bowl is ideal for baking, cooking, salads, storing and more. High rated bowls with lids, highly resistant to rust, crack, stain, corrosion compared to other mixing bowls. dishwasher, freezer & refrigerator safe.