Snack stackers are the best kind of on-the-go solution for parents looking to pack snacks and/or formula for their children in their diaper bags. The SUMO Snack Stacker is one of the better designed products of its kind currently in the market. This product comes in a stack of 3 containers, each measuring 8 oz – a good size for either snacks or formula so your child … [Read more...] about Zoli SUMO Snack Stacker