The 1981 Fleer Baseball Complete 660-Card Set is a vintage collection featuring notable players such as Henderson, Ryan, and Venezuela rookie cards. Manufactured by Fleer in 1981, the set consists of standard-sized baseball trading cards made of card stock with a 20 Pt. thickness. This original MLB set is a valuable addition to any sports memorabilia collection, showcasing players from the 1981 season in English language. Base cards from this set are a must-have for baseball card enthusiasts looking to complete their collection from that era.