NIKE Mens Red Monster Mesh Training Shorts Fabric: 100% Polyester. Machine Wash Dri-Fit fabric wicks sweat away to keep you dry and comfortable. Allover mesh for excllent ventilation and reduced bulk. Stretch waistband with interior drawcord for a snug, adjustable fit. Fully lined for enhanced comfort. Side seam taping for durability and style. Side pockets to store you small essential.