The Donruss Preferred Mark McGwire Major League Baseball 1998 Empty Tin is a collectible metalware item made of tin. It features a design related to Major League Baseball and the renowned player Mark McGwire, making it a sought-after piece for fans and collectors of sports memorabilia. This tin can serve as a nostalgic keepsake for those who remember the 1998 baseball season and appreciate the legacy of Mark McGwire.