NWT Men's Ralph Lauren Polo Luxury Flannel Casual Button Down Shirt Red, Green, Navy & Yellow Plaid with Navy Pony Classic Fit Authentication tag attached. Size Small - measurements with shirt buttoned and laying flat are: 22 Inches from arm pit to arm pit across front; 18 Inches from shoulder to shoulder across front; 31 Inches from top to bottom down center of back; 26 Inch sleeves from shoulder seam. Comes from a smoke and pet free office.