The product is a rare and collectible Sports Illustrated for Kids trading card sheet featuring tennis legends Venus and Serena Williams, along with other notable athletes like Tony Hawk, Peyton Manning, and Mark McGwire. This particular sheet was manufactured in the year 2000 and contains a total of 9 cards. With a focus on tennis, this vintage card set captures a unique moment in sports history and is sought after by collectors of sports memorabilia and trading cards.