As we recently suggested, a week’s worth of white dress shirts is nothing short of essential for the well-dressed gentleman. On the surface, pretty straightforward advice. But there are plenty of potential missteps when it comes to white, button-up, cotton dress shirts. Most of these involve deviating from the garment’s classic simplicity. One way to ensure you don’t go wrong: with this version by Raf Simons. Slim, clean, and simple, and it’ll set you on the right track for the rest of the week.