New With Tags NWT Short sleeve men's polo shirt. Officially Size M, with a "muscle fit", but works better as an S (I got this for my husband and he likes to wear his polo shirts a bit loose as he plays tennis in them. He says in his view this should be categorized as an S). For measurements, see chart in photos. 70% cotton, 30% polyester From the Web site: Stylish and comfortable: Premium shirts for men made with high quality cotton materials, high stretch, no pilling and no wrinkling,convenient to wear. The perfect polo shirts for men with durable design and stitching made to last. Features: Mens fashion polo with delicate designed classic contrast color inside collar and placket making you look stylish. Our muscle polo shirts for men hug arms and shoulders with room through the body for easy, all-day movement. Match: You can match this classic polo shirt with shorts, dress pants, jeans,chinos, or wear under jacket or blazer for a casual or formal look.Nice classic polo shirt will never go out of style. Ocassion: These casual polo shirt comfortable and slim fit casual wear,suit for any casual occasions,such as daily wear,business,office,work,date,golfing,outdoor,party,travel,camping,street,beach etc. Perfect gifts for your boyfriend, son, husband, and yourself.