Nike SWOOSH The classic Nike SWOOSH is now improved, offering enhanced breathability and lightweight design. The smooth material and lightweight support construction is comfortable and provides plenty of freedom, making it great for low-impact exercise or for everyday comfortable wear. Featuring larger armholes and an even more stretchy, adaptable material, it quickly recovers its shape, allowing you to move with ease during exercise and take it off effortlessly, even in the presence of sweat. Nike SWOOSH