Mix it, make it, store it, take it, all in these rugged stainless-steel mixing bowls with their snap-on, airtight lids. Heavy-duty stainless steel and easy-to-grip rims make these ideal mixing bowls; add the rigid, airtight lids and these become perfect bowls for storing and transporting food, too. Inert, non-reactive, dishwasher-safe stainless steel is the ideal material for use with all kinds of food, even the most acidic.