This shirt is built for men, with a collar that won’t curl up after washing.
VTG Claybrooke Raglan Shirt Sportswear Gym 70s 80s Korea Colorblock See Photos
What stands out about the short sleeve is the reinforced stitching at the seam.
12 Pack BYC Men’s 100% Cotton White Undershirts Tank Top A Shirts MT01
A nice touch is the soft white color that doesn’t scream for attention but looks elegant.