100% AUTHENTIC. MEASUREMENTS ARE AS FOLLOWS: PIT TO PIT WIDTH IS 19" INCHES AND TOP COLLAR TO BOTTOM SEAM IS 25" INCHES. JERSEY IS IN CRISP/CLEAN PRE-OWNED CONDITION WITH ZERO TEARS, FADING, DEFECTS, ODORS, OR STAINS! VERY LOW WEAR. NO CRACKING/PEELING! SMOKE/PET FREE HOME. SEE PHOTO SCANS AND CLICK "ZOOM" FOR A CLOSER LOOK. CHECK OUT MY FEEDBACK AND THEN BUY WITH THE UPMOST CONFIDENCE. ITEM SHIPS WELL PROTECTED WITHIN 24 HOURS OR LESS AFTER PAYMENT IS MADE. THANKS, TIM