INC International Concepts Shirt, Long Sleeve Calhoun Shirt

A spread collar and slim fit tailoring add to the sleek appeal of this dress shirt from Tommy Hilfiger.

Square off in your weekend wardrobe with this cool plaid shirt from Ecko Unltd.

For the laid-back, casual dresser, Cubavera's stamp-motif shirt pairs perfectly with traditional trousers or classic dark denim for a bevy of looks.

Rugged? Refined? Why have to choose? We say this short-sleeved, workwear-inspired style from Sean John could go either way. Wear it to dress up a sweater and khakis. Or dress down a jacket and tie.