New Without Tags Brooks Brothers Blue Supima Cotton Oxford Cloth Button Down Shirt. Unlined collar, mother of pearl buttons.  Made in USA.  Labeled  Regent (Slim Fit).  Measures about 13-30, and 18 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.

I combine shipping.