The 1930s Macbeth Evans Monax American Sweetheart Opalescent Milk Glass Plates are vintage round plates made in America during the early 20th century. These decorative plates feature a white color with a glossy finish, showcasing a flower theme and the Great Depression style. The set includes a five plates from the American Sweetheart product line, crafted from opalescent milk glass. These beautiful plates are ideal for all occasions and should be hand washed to preserve their vintage charm.