Nike Dri-FIT Fabric Mix 1/2-Zip Cover-Up. 746102Combining a stretch woven, a comfortable knit and welded details, this cover-up delivers a broad range of motion with a technical look, Dri-FIT moisture management technology ensures pure performance, The design features a reverse coil zip-through collar, open cuffs and an open hem, The welded contrast Swoosh design trademark is on the left sleeve, Body made of 4.7-ounce, 90/10 polyester/spandex; upper back panel and sleeves made of 6.9-ounce, 100% polyester Dri-FIT fabrics.