Nike Filament Shorts - Men's The Nike Filament Short is a versatile performance short that provides support and a great range of motion. The flat seam construction and tight fit are designed to reduce irritation. This short is made with a shorted silhouette for running in warmer temperatures. Other features include a drawcord waistband and a zippered back pocket for additional storage. Reflective tape detail can be found at the lower left leg. The Swoosh design trademark is found at the left hem. 92% polyester (100% recycled polyester)/8% spandex jersey. Imported.