The product is a 1997 SP Authentic trading card featuring an autograph of NBA player Antoine Walker. This card is part of the Sign of the Times Stars and Rookies set, with the authentication of the autograph represented by the Internal number 1. Manufactured by SP, the card showcases Walker as a member of the Boston Celtics during the 1997-98 season. It is a sought-after collectible item for fans of basketball trading cards.