Gore Bike Wear Women's  Windstopper  Soft Shell Lady Bibtights Shorts, Black, XX-Large MAIN FABRIC: 100% POLYESTER, WINDSTOPPERMEMBRANE, 100% POLYESTER, BACK PANEL: 92% POLYESTER, 8% ELASTANE, WINDSTOPPERMEMBRANE, 92% POLYESTER, 8% ELASTANE Imported Run faster: Although this is not guaranteed with these shorts, they are made specially for longer steps and optimal freedom of movement