NIKE Pro Core 6 Inch Compression Short Tights Made in USA Superior technical fabrics - provide optimal ventilation and moisture management for when Strategically designed seams - provide enhanced comfort. and reduces chaffing when trying Fabric - Body solid: Dri-FIT 84% polyester/16% elastane jersey. Body heather: Dri-FIT 45% Tubular, seamless construction offers reduced chafing and added comfort.