Columbia Women's Trail Flash Skort Shell: 86% Omni-Wick Flex Stretch Woven Polyester/14% Elastane. Lining: 92% Stretch Jersey Polyester/8% Elastane Imported Zip-Closed Security Pocket Omni-Wick Advanced Evaporation Omni-Shade UPF 54 Sun Protection 4-Way Comfort Stretch Reflective Detail