MR. SPEED MECHANIC/SHOP SHIRT SHORT SLEEVE SIZE: MEDIUM HOTROD RATROD OLD SCHOOL - Our items are all carefully examined, measured, photographed and stored in a smoke free environment. PLEASE SEE PICS FOR SIZE AND CONDITION - We do our best to describe accurately and measure approximately at the time of listing, but just in case, we offer 30 day free returns on unused/unworn clothing items. -"This item is used therefore measurements may differ from new condition measurements. Please see measurements in photos. If you're not sure about the size, flat lay an item of your own and compare your measurements with ours." - 100% authenticity guaranteed. - Items typically ship same/next business day. Please contact me first. I'll do my best to answer all questions and resolve any issues. Thank you for stopping by!