Excellent Conditioned Mens Knitted Polo Top. 
Made by "Van Heusen," Coleseta style.
Creamy, buttermilk knit with brown and blue stripe. 
Fabulous ribbed collar, hem and sleeve edge.
Front buttoning placket. 
Labelled as Medium (vintage sizing). I' d say Approx Small
Pit to Pit: 19.5"
Waist: 18.5"
Length: 24"