-Lightweight stretch woven fabric for maximum mobility. -DryLite technology creates a comfortable and dry microclimate for best performance. -Built-in compression tights for lightweight support. -Back zip pocket for secure storage. -Reflective details for better visibility during night run. -Aurora reflective on the back. -Interior drawcord for secure fit during run. -Inseam length: 4.5 inches (size M) Polyester 88%, Elastane 12%