He was the youngest boxer ever to hold the title of heavyweight champion at age 21 (until Mike Tyson). He wore these light green satin trunks with white trim while preparing for fights in the early 1970s. That's verified by an enclosed letter from his widow, Janet. The trunks - which feature the Everlast label at the front of the waistband - are discolored and exhibit terrific use. The Olympic gold medalist was named Fighter of the Year in both 1956 and 1960 by Ring magazine.