2XU Mens Ice Compression Shorts 72% Nylon/28% Elastane Imported Ice Technology lowers skin temperature to keep you cool in warmer conditions Moisture-wicking PWX fabric with invista Lycra supports and protects Abductors, glutes, quads and hamstrings Graduated compression increases circulation to help muscles warm up faster and fatigue slower Wide, flat waistband with drawstring enhances comfort, while flat lock seams reduce chafing 50+ sun protection, plus antibacterial properties to eliminate odors