<ul><li>Four locking tabs secure the foolproof, leakproof lids</li><li>Durable borosilicate glass containers designed to go from freezer to oven</li><li>Smart Seal glass containers nest and stack for convenient and compact storage</li><li>Lids are interchangeable between the same size glass and plastic Smart Seal containers</li><li>Removable silicone seal is easy to clean</li><li>Oven, microwave, freezer, and dishwasher safe</li><li>Borosilicate glass is naturally BPA free and stainproof</li></ul><br><br>OXO Good Grips Smart Seal Airtight Glass Containers do more than just keep food fresh. Made from naturally BPA-free borosilicate glass, these durable containers are built to go from freezer to pre-heated ovenor microwavewithout the need to fully thaw. The 1-cup capacity container is perfect for berries and nuts. Four locking tabs work together with the silicone gasket to create a leakproof seal, perfect for taking food on the go. Smart Seal Containers stack conveniently in your fridge or freezer and nest neatly in your cabinet. Dishwasher safe.

OXO Good Grips 1 Cup Smart Seal Glass Round Food Storage Container