Not one of those nasty chinese knockoffs. Please review measurements for sizing.
Measurements taken with jersey laying flat. Lay flat similar clothing that fits you properly then compare. About 21.5 inches across the chest.About 23 inches pit to pit. About 23.5 inches V of neck to waist. About 27.5 inches shoulder to waist.
About 19 inches pit to sleeve cuff. About 27.5 inches neck to cuff. Yellow mark on logo on the white part of it. Patches a bit wrinkly but otherwise good shape for how old it is. More pictures available; including to support measurements; Any questions please ask; more photos available.
Item has some wear to it, variety of fabric imperfections, wrinkling, loose or imperfect threading, or spots to it as any clothing may.