Feel snug and secure throughout your workout with wide, comfy straps in a classic racerback design. Smooth, lightweight fabric, made with at least 50% percent recycled polyester fibers, wicks sweat to keep you dry, comfortable and focused. For every rep, step and jump—know that you’re supported. Move Naturally The racerback rests between your shoulder blades to let your arms move freely. It looks and feels good on its own or as a layer. Dry Design Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Tight fit for a body-hugging feel Removable 1-piece pad Pullover design Body/Lining: 72% polyester/28% spandex. Elastic: 79% nylon/12% spandex/9% polyester. Pad top and back: 100% polyester. Pad: 100% polyurethane.