Our full Stainless Steel Cup Family pack containing 2 cups of 16 oz and 2 cups of 10 oz makes it perfect for a 3 or 4 members family. 10oz is perfect for little hands and can be used for water or snacks and the versatile size for adult beverages such as water, wine, beer or anything else. The Stainless Steel Cups stacks perfectly are very lightweight, durable. The Cups can be used at home, at picnics, or camping. You can go anywhere and bring your own cup.