This is a rare 1990 Star Yellow Ken Griffey Jr #1 Prospect PSA 8 trading card. The card features the Seattle Mariners player and has been graded by PSA, making it a valuable addition to any collection. The card is a sports trading card, specifically for baseball, and is a major league (MLB) product. The card is manufactured by The Star Co. and is a parallel/variety of the yellow series. It is a great investment for any collector or fan of Ken Griffey Jr. or the Seattle Mariners. This card is part of the sports trading card category and is a must-have for any serious collector.