Max out that stride. We designed this running skirt with a built-in liner and strategic ventilation so you can move freely.lightweight, swift fabricLightweightFour-way stretchSweat-wickingQuick-dryingfeaturesBuilt-in liner with grip at the hemMesh fabric panels for ventilationA discreet zippered pocket in the seam for small itemsStash your stuff in the side drop-in pockets on the short linerContinuous drawcord is easy to cinch and won't get lost in the washReflective details