#UNTUCKit Slim Fit Red & Blue Checkered Long Sleeve Button Up Shirt Men's Size M In excellent condition with no stains or damage. Below are actual measurements; please compare them to something you own before purchasing. Measurements (taken from the back laying flat) 17.5 In - Shoulder to Shoulder 21 in - Arm Pit to Arm Pit. 34.25 In - Below rear center collar to top of shoulder down to the end of sleeve. 29.5 in - Top of the rear center collar down to the bottom center. 20.25 in - Bottom Opening of Shirt. Item S3835079