This is a vintage Grand Slam by Munsingwear men's golf polo shirt in size M. It features a collared neckline with a pullover closure and an embroidered logo of a penguin. The shirt is made of a breathable cotton blend knit fabric in a striped pattern with short sleeves. The color is light blue, and it is designed for activewear, casual, or business occasions, suitable for summer, fall, or spring seasons.