This jersey is year specific and includes an ID tag on the front tail of the garment. Jersey Number This authentic jersey will have the number 84 on it. This is the number worn by Billy Johnson with the 1977 Houston Oilers. Quality Construction Authentic Materials. Accurate detailing. Exceptional workmanship. These are the hallmarks of all Mitchell and Ness jerseys, jackets, sweaters and felt pennants. Sleeve length is measured from top of armhole to bottom of sleeve. Size Body Length Body Width Sleeve Length 40 M 31' 21' 9.5' 44 L 32' 23' 10' 48 XL 33' 25' 10.5' 52 XXL 34' 27' 11' 56 3XL 35' 29' 11.5' 60 4XL 36' 31' 12' 64 5XL 37' 33' 12.5' Please note that measurements are approximate. Mitchell and Ness Clearance Sale Browse our Mitchell and Ness Clearance Sale and get 30 50%off select Mitchell and Ness NBA, NFL, MLB and NHL throwback jerseys and jackets! Online Sports is