Pyrex 4-lock Square Storage 6 Piece Set w/ Red Lids 4-lock Square Storage 6-pc Set w/ Red Lids includes 3 one-cup Square Storage containers with Red Poppy Plastic Covers Pyrex glass is dishwasher, refrigerator, microwave & pre-heated oven safe Pyrex glass is proudly made in the USA Non-porous surface does not absorb food odors, flavors or stains Plastic lids are BPA free Plastic lids are top-rack dishwasher safe, refrigerator & microwave safe 2 Year Limited Warranty on Pyrex glass and plastic lids