This long sleeve shirt is made of closely woven bi-colored yarn Chambray cotton fabric for that relaxed and casual faded look, it features reinforced contrast stitchings, two classic workwear-inspired front chest pockets, underarm ventilation eyelets and front button placket completed by navy-inspired fisheye buttons in white. Personalized Sebago Docksides flag. Chambray shirts used to be worn by US Navy sailors throughout WWII, and used to have fisheye buttons, whose thread remains protected against wear and rot thanks to the small indent.