100% AUTHENTIC.  MEASUREMENTS ARE AS FOLLOWS: ARMPIT TO ARMPIT WIDTH IS 12" INCHES AND TOP SHOULDER TO BOTTOM SEAM IS 15" INCHES. JERSEY IS IN CRISP/CLEAN PRE-OWNED CONDITION WITH ZERO TEARS, FADING, DEFECTS, ODORS, OR STAINS! VERY LOW WEAR. ALL SEWN AND STITCHED! SMOKE/PET FREE HOME. SEE PHOTOS AND CLICK "ZOOM" FOR A CLOSER LOOK. CHECK OUT MY FEEDBACK AND THEN BUY WITH THE UPMOST CONFIDENCE. ITEM SHIPS WELL PROTECTED 1ST CLASS WITH TRACKING WITHIN 24 HOURS OR LESS AFTER PAYMENT IS MADE. THANKS, Tim.