Comfortable fit for a relaxed feel Main body: 100% polyester Panels: 94% polyester, 6% spandex Brief: 89% polyester, 11% spandex Engineered for speed, tailored for agility. Unleash your pace, flow with the motion. Nike Dri-FIT Stride Shorts offer a light, airy feel, crafted with at least 75% recycled polyester, ensuring unhindered movement. They're soft to touch, with amplified breathability at the upper back. Carry your phone? We've included a dedicated back pocket for it.