... as glass bakeware,glass casserole, glass lid, glass bowl, glass storage set, glass container, glass ovenware, glass plate,glass dish, microwave ... tight,leak-proof lid keeps food fresh,reducing waste * containers nest inside one another for compact storage *made of high borosilicate ... 1)Non-porous heat-resistant glass. It won't adsorb food odors, flavor or stains. 2)Higher resistance to mechanical shock ...