ChoSor “All The Good Things” 3/4 sleeves shirt-size M

ChoSor gray, black & white “All The Good Things” 3/4 sleeves shirt. Size M. Armpit to armpit is 21 inches, length is 25 inches. Material is 60% cotton, 40% polyester. In new condition. Says it’s a size L, however, measurements say it’s more of a size M.