Glass Baby Food Storage: Made of durable, naturally Phthalate and BPA-free borosilicate glass Baby Food Containers: Includes 12 leak-proof stackable glass storage cups with trays and lids 2oz Containers: Each container jar holds 2 ounces with easy to read measurements for convenient portions Baby Food Freezer Tray: Freezer, microwave, and dishwasher safe Baby Food Storage: Features dry erase marker to write on lids and record content in containers Glass Baby Food Containers (12 Pack) - 2oz Jar Container Includes Lids, Storage Tray, Dry-Erase Marker to Write On Lids - Microwave, Freezer, Dishwasher Safe - BPA & Phthalate Free Baby Food Storage: Each set comes with 12 2oz BPA free glass containers and 3 interlocking trays.Containers are freezer, microwave and dishwasher safe for easy feeding time for your little one!