Ready for life. Snap and store. Symbols match lids to containers. Microwave (Use for microwave reheating only, not intended for cooking), dishwasher, freezer safe. Stay-cool handles & leak resistant. Portion control - perfect! Sandwich & snack - separate! Be ready to snap and store anything you've got with high quality, affordable containers from Simply Done. Soup & salad; deep dish, large entree & large divided; large rectangle; medium square; entree; big bowl. BPA free. Made of polypropylene -BPA has never been used to make polypropylene. This cartongg is made with 100% recycled material. Non-toxic bisphenol A free.