Gore Bike Wear Men's Base Layer Boxer Shorts+ Main Fabric: 91% polypropylene/9% Elastane Imported Minimized seams for less chafing Flat-Lock seams Soft elastic waistband, Brushed on the inside for optimum moisture transport High-cut back Contest men seat insert These boxer shorts with the high-quality stretch seat padding offer a comfortable ride over short and medium distances. Ideal combined with pants. Tight fit Thin and soft fabric Minimized seams for less chafing Flat-lock seams Soft elastic waistband, brushed on the inside for optimum moisture transport