LOCK & LOCK LLG428 Purely Better Glass Food Storage Container with Lid, Clear 21 Ounce

HEAT RESISTANT GLASS: Made from borosilicate glass that can withstand heat up to 750 F and is thermal shock resistant up to 248 F. Safe enough for storing and cooking without the risk of spontaneous breaking & shattering. CONVENIENT TO USE: Safe to use in the oven (without lid), microwave, freezer and dishwasher. From oven to table and from freezer to microwave, Lock & Lock glass containers are versatile and convenient to use. Wide variety of unique, stackable designs allows you to save space in your cabinets, refrigerator, and freezer. PRODUCT OF THE YEAR: Winner of Product of the Year, 2010 (UK) and Red Dot Design Award, 2011 (Germany).