Vintage 1940's Pyrex Primary Colors Nesting Mixing Bowls Set of 4

Proclaimed as the “World’s most famous mixing bowl set,” the Primary Colors set was the first of the Pyrex items produced on white opal ware with colored overlay. The set included four mixing bowls, which came in yellow, green, red and blue.
This collection includes:
404 - Yellow 4 quart
403 - Green 2-1/2 quart
402 - Red 1-1/2 quart
401 - Blue 1-1/2 pint
This 4pc set is an early mid-century Pyrex production.
Made of durable opal milk glass with classic solid primary colors and white interiors. The large yellow 4-quart bowl is especially desirable among collectors. Good vintage condition with surface scratches and utensil marks consistent with age and normal use. Please review photos for details. Authentic vintage Pyrex primary bowls.
This is a set of 4 used highly desirable Pyrex mixing bowls. They do experience wear but are in good condition considering their age. Any questions please ask.