Vtg 70s PITT Pittsburgh Panthers GATOR BOWL Thin Navy T Shirt Medium XL 46-48. The t-shirt has no visible holes, no stains, and no bad smells. Overall GREAT VINTAGE CONDITION. The tag on this shirt is marked XL 46-48 but the actual size measures to a mens size MEDIUM T SHIRT. Please double check the correct measurements below since. This is a vintage t-shirt and sizes tend to run smaller than normal. This vintage PITT t-shirt measures 19″ armpit to armpit & 29″ from the top to bottom. If you have any further questions, please ask.