Portion, store, heat and serve baby food in one convenient container with the Tot Glass Baby Blocks. The Baby Blocks are made of durable borosilicate glass, which is thermal shock resistant. This means they can go directly from the freezer to the oven or microwave, no need to wait until your little’s ones meal is fully defrosted before heating it up. The easy-to-use SNAP lids are leakproof to keep food fresh and minimize mess, even when taking on the go. The stackable trays make for easy storage in the refrigerator or freezer. Great for portioning, storing, freezing, heating and serving baby food at home or on the go Airtight and leak-proof seal with locking lids Glass body is durable and safely goes from freezer to microwave/oven without shattering due to temperature changes Glass containers do not absorb colors or food odors Stackable tray for convenient and efficient storage Measurement markings on glass body for perfect portions All components separate for easy and thorough cleaning Each container holds 4oz./120mL87294620