Our measuring cups are made out of stainless steel, nested neatly and kept together on a removable or snap-open metal ring for compact and easy storage. These four sizes are essential tool in any kitchen for accurate measurements for cooking and baking! Each set includes 4 measuring cups in 1 cup, 1/2 cup, 1/3 cup and 1/4 cup capacity. Made from food safe stainless steel and dishwasher safe.