Button Cuff Dynamic 4-way Stretch Non-Iron Moisture Wicking Hyperbreathable Performance Fabric: Cotton / COOLMAX TM / Spandex Brushed Nickel Collar Stays When the hustle brings the heat, you need a stretch dress shirt that can take it. Meet the Twillory Performance Shirt, a game-changing combination of fashion and function that's engineered to deliver superior style in any situation. Crafted from hyperbreathable 4-Way Stretch fabric, each shirt features Coolmax moisture-wicking tech to keep you dry, and our proprietary Non Iron treatment to keep you wrinkle-free. So go ahead: dream bigger, grind harder, and push further. Just know that when it comes to looking good, this stretchy black performance shirt has your back, no sweat (literally).