NIKE Winter Running Pants DRI-FIT Size XL Uncertain, but possibly Challenger Knit Pants. Suitable for temperatures below 5°C. Features breathable panels on the back of the knees. Drawcord, three zippered pockets. Lighter than they appear, so you can run in them, and they're also suitable for warming up before a race. - Brand: Nike - Color: Black - Design: Stretch material, slim fit - Features: Adjustable drawstring waist, side zipper pockets - Material: Lightweight, breathable fabric