Men's Black DENIM Style Premium BUFFALO Leather Motorcycle / Biker Jacket Sizes Small to 3XL Add 2 inches to the chest measurement and buy that size.If the chest measures 46 inches than buy 48. Measure around your chest under your arms at the widest part of your chest with arms by your side. Heavy duty hardware.Permanent Nylon Liner 8 front button chest pockets along with 2 front zippered pockets. Men's Denim Style, Button-up, Leather Jacket