Fit & Fresh Smart Portion 1/2 Cup Chilled Containers, Set of 4 Portion Control Containers with Removable Ice Packs, BPA-Free, Freezer/Microwave/Dishwasher Safe PERFECT SIZE FOR SNACKS: Contains (4) 1/2 cup Smart Portion containers with (4) individual lids and (2) ice packs VERSATILE: Oval ice packs snap into the lids, and can also be used by themselves in a lunch bag or cooler EASY TO OPEN: Large tabbed lids for easy opening CARE TIPS: Microwave, freezer, and top rack dishwasher safe MATERIALS YOU CAN TRUST: Containers are BPA-free