Product Details

This is a vintage Pyrex Primary Colors nesting mixing bowl in blue. It is made of opal ware, a sturdy, heat-resistant glass. The Primary Colors line was first introduced in 1945 and was the first Pyrex opal ware ever produced. The bowl pictured appears to be the smallest in the four-piece set, size #401, which has a capacity of 1 1/2 pints (3 cups