The Smart Seal Glass Food Storage Containers are made of naturally BPA-free borosilicate glass, enabling them to withstand extreme temperature changes without the risk of cracking or shattering. The Smart Seal lids ensure a leakproof seal, and an elegant design means the Containers can move seamlessly between the oven and the table.

• Four locking tabs secure the foolproof, leakproof lids
• Durable borosilicate glass containers designed to go from freezer to oven
• Smart Seal glass containers nest and stack for convenient and compact storage
• Lids are interchangeable between the same size glass and plastic Smart Seal containers