The Ralph Lauren Classic Fit Performance Flannel is a men's button-up shirt in size medium, featuring a classic flannel design with a mix of polyester and cotton material for comfort and durability. The shirt has a multicolor pattern, long sleeves, and a button closure, making it a versatile and stylish addition to any casual wardrobe. The traditional styling and quality construction typical of the Ralph Lauren brand ensures this flannel shirt is a timeless classic for any man's closet.