Pyrex Prepware 2-Piece Glass Mixing Bowl Set Set includes: (1) each 1-quart and 1-1/2-Quart Glass Mixing Bowls Made of nonporous glass that won't warp, stain, or absorb odors Glass is preheated oven, microwave, fridge, freezer & dishwasher safe Pyrex Glass is Made in the USA and comes with a 2 Year Warranty