The product is a 1999-00 Upper Deck SP Authentic Basketball hobby pack, which contains 5 trading cards from the National Basketball Association (NBA). This pack is part of the Sports Trading Card set released by Upper Deck for the 1999-00 season. Each pack is configured to include 5 cards and is designed for collectors looking to acquire rare and valuable basketball trading cards. The pack offers basketball enthusiasts the opportunity to collect cards featuring top NBA players from that season.