These durable and stylish stainless steel food containers(set of 3) are made of high quality stainless steel. Use it for your children's meals/snacks, or for your own. It's a great and healthy alternative to plastic and other disposable boxes. Big box measures 3.75 in (diameter) by 1.6 (height with lid) and holds up to 9 Oz of water/liquid; Medium box measures 3.5 in (diameter) by 1.3 (height with lid) and holds up to 6 Oz of water/liquid; Small box measures 3.2 in (diameter) by 1.2 (height with lid) and holds up to 4.5 Oz of water/liquid..Keep them on your table inside for durability during your child's dinner, or bring them with you for outside eating occasions like parties or camping. Note: Package contains only 3 empty stainless steel snack containers, DOES NOT come with any food or nuts.