Complete SERIES 1 (1-300) set. ALL SLEEVED. The 1990-91 SkyBox Series 1 Basketball Complete Set (1-300) features trading cards of iconic players such as Michael Jordan, Larry Bird, and Magic Johnson from the National Basketball Association (NBA). This original set includes 300 standard-sized cards made of card stock, with notable players from various teams like the Chicago Bulls, Golden State Warriors, and Los Angeles Lakers. With rookie cards, error cards, and a checklist, this set offers collectors a comprehensive look at the 1990-91 NBA season, making it a sought-after piece for basketball card enthusiasts.