The product is a set of four vintage 1970s World of Barbie promotional catalogs, produced by Mattel as part of the Barbie franchise. These magazines, published 1972-1976 showcase various Barbie dolls and accessories from the 1970s, making them a valuable collector's item for fans of dolls and bears. The retro designs and nostalgic content featured in these catalogs provide insight into the popular culture and fashion trends of the era, making them a sought-after piece for collectors of vintage Barbie memorabilia. The fourth booklet pictured is missing at least the first page & one has some pencil marks.