The product is a set of 8 vintage Libbey blue floral drinking glasses designed and signed by M. Dia. These round glasses, made of blue glass and measuring 14 ounces, feature a floral design with leaves, branches, and flowers. Manufactured in 1978, they are rare, limited edition pieces perfect for all occasions. Hand wash only, these iced tea glasses are a collectible item from the late 20th century, adding a touch of retro charm to any kitchen or dining table.