Soft Feel and Sweat-Wicking Performance.Colour:Hyper Cobalt / Midnight NavyThe Nike Advantage Solid Men's Tennis Polo is made of lightweight fabric with Dri-FIT fabric and features underarm gussets to let you move naturally while laser-cut perforations on the back panel maximize breathability.Dri-FIT fabric wicks sweat to help keep you comfortable and dry.Underarm gussets for great range of motion.Slim collar and tailored fit limit distractions and give a modern look.Shoulder seams are rolled forward for zero distractions.Dolphin hem allows natural range of motion.Body: Dri-FIT 155g. 100% polyester basic interlock.