Enhance your run when you wear the Nike Lightweight Sleeves 2.0. They are made of 88% polyester and 12% spandex. The Dri-FIT technology helps you stay dry and comfortable, and their UPF 40+ provides protection against the sun's harsh rays. The reflective Nike Swoosh logo adds an official touch. Nike Lightweight Sleeves 2.0 Black/Silver, Large/X-Large - Exercise Accessories at Academy Sports