Gallery Button Up Short Sleeve Shirt. The Gallery Button-Up SS Shirt brings a low-key race vibe into a clean, everyday piece. It's the kind of shirt that keeps things sharp without overdoing it, easy to wear wherever the day takes you. Built from a lightweight cotton blend with a bit of stretch, it moves comfortably and keeps a relaxed feel all day. Finished with an all-over print, custom buttons, and subtle details, it's a solid go-to when you want something a step up from a tee. 98% cotton / 2% spandex poplin construction. Lightweight feel with slight stretch for comfort. Modern fit short sleeve button-up design. All-over print graphic. Custom Fasthouse buttons. Left chest pocket. Woven label on wearer's left hem.