Overshirt GPO Zip offers a straight fit with a shaped hem. One of the flap pockets includes a pen compartment. This shirt has a zipper closure. Either wear it as a warmer shirt or combine it with a tee to wear it as a lightweight jacket. Shirt collar Zipper closure Flap pockets at the chest, pen compartment, snap button closure Adjustable cuffs, snap button closure Shoulder panel, loop added