The Vintage Pyrex Clear Ribbed Glass Mixing Bowls are a set of 2 bowls, model numbers 7403-S and 7402-S, made in the USA during the late 20th century. These round, clear glass bowls feature a vintage design and are part of the Pyrex product line. With a mid-century modern style, these stackable bowls are dishwasher safe and have an impressed backstamp. Perfect for all occasions, this original bowl set is a nostalgic addition to any kitchen collection.