New Without Tags Brooks Brothers Blue Supima Cotton Oxford Cloth Button Down Shirt. Made in USA.  Size 17-35 Regent, which is Slim Fit.  Measures approximately 24.5 inches across chest at armpit level.  Retail $140. 

This is a recent model, featuring an unlined collar, mother of pearl buttons, and side seam gussets.  Supima is a long staple cotton grown only in the US.

Mill flaw on upper front pictured.

I combine shipping.