Keep perfect portions of all baby s favorite treats conveniently stored and organized! Serve food for baby at home or on the go with the brightly colored stackable Snack-A-Pillar Snack & Dipping Cups – perfect for cereal fruit vegetables yogurt powder formula and more. The four containers feature twist-on lids designed to seal and stack multiple cups together for secure storage while traveling in the freezer in a diaper bag and more. Stack all four cups together in any order or use one at a time – they re also a great option for the lunch box! Snack-A-Pillar cups are easy for little hands to hold and simple for grown-ups to pack and stack. 6m+. Microwave and freezer safe. Dishwasher safe (top rack) for quick clean up. BPA free.