These are shoes "Iron" Mike Tyson used in training for his June 27, 1988 fight with Michael Spinks which ended with Tyson destroying Spinks in one round. The shoes are classic Tyson, black leather with black laces showing heavy wear. No manufacturer's label. Inside the left shoe they are marked, "Training Spinks." Come with a letter of authenticity from Tyson's early assistant manager Steve Lott.