VARIETY OF SIZES – This set includes (1)13oz rectangle, (1)24oz rectangle, (1) 34oz rectangle, (1)60oz rectangle, (2)5oz square, (2)15oz square, (2)38oz square. EXCELLENT DURABILITY –Glasslock is made with TEMPERMAX technology. It is thermal & shatter resistance and much more durable than ordinary glass or borosilicate glass to serve various needs in your kitchen. AIRTIGHT & LEAK-PROOF – Locking lid with high quality silicon gasket will keep the freshness of contents much longer than ordinary peel-off lids and prevents any odor slips in & out of the container in the fridge. EASY USE & CARE - Safe to be used in freezer & fridge and be used in microwave (without lid) and dishwasher (lid top rack only) for your convenience. Glasslock Smart 20pcs Fod Storage Set