Vintage IBM MDC blue champion T-shirt Early 80s super vintage computer software

Great vintage IBM T-shirt. Made by champion. Size large. Armpit to armpit measures approximately 20.5 inches. Across shoulders approximately 19.5 inches. Overall length from shoulders approximately 25.5 inches. Sleeves measure approximately 5.5 inches. This is a thicker type of material And has a tighter fit. In good shape no issues from a well-maintained closet. No snags or rips.