New Without Tags Brooks Brothers Navy Blue and White Check Supima Cotton Oxford Cloth Button Down Original Polo Shirt. Unlined collar, mother of pearl buttons.  Made in USA.  Labeled XL Regent (Slim Fit).  Measures 18-35, and 25 inches across chest at armpit level.  Use measurements to predict fit.  Retail $140. 

Supima is a premium long-staple cotton which is only grown in the US.

About 1 inch of sleeve placket is not sewn down, pictured.  Easy fix.

I combine shipping.