High-quality material: each bowl is made of high-quality, heavy stainless steel, which is durable and rust-proof. The mixing bowls are highly polished on the inside and fingerprint resistant on the outside. High quality stainless steel, you and your family can use it without hesitation. All included: the mixing bowl set contains 5 stainless steel mixing bowls that allow mixing, pouring and serving food in a single kitchen appliance. Flat bottoms prevent the metal bowls from slipping when mixing, you don't need to worry about the bowls wobbling when mixing, beating and whipping. Durable material: each bowl is made of high-quality stainless steel, which is designed to resist bumps and rust. They are highly polished inside and brushed on the outside, which is both attractive and functional. Useful addition: Airtight lids that fit well to ensure an airtight seal and keep food fresh, so this set can be used as dry storage bowls with attached lids. Easy to clean: convenient to use and even easier to clean. The bowls can be easily cleaned by hand with soap and water or in the dishwasher. However, the lids and graters must only be washed by hand as they would deform in the dishwasher. The bowls are fridge and freezer safe and can be preheated in the oven.