Jasper SS Button-Up Shirt. The Fasthouse Jasper Button-Up SS Shirt is the easy answer when the occasion calls for something a little more polished without feeling overdone. Built from a cotton poplin blend with added stretch, it offers a comfortable modern fit that moves with you from day to night. The full button closure, left chest pocket, and custom Fasthouse buttons give it a clean, finished look, while the all-over print keeps things relaxed and fun. Finished with a woven label at the hem, the Jasper Button-Up is ready for casual events, dinners, and everything in between. Button it up and head out. 98% cotton / 2% spandex poplin fabric. Modern fit with short sleeve button-up design. All-over print graphic. Full button closure with custom Fasthouse buttons. Left chest pocket for everyday use. Woven label on wearer's left hem.