Features: Fabric type: 87% Polyester, 13% Spandex Warm & Water Resistant: Soft knit fleece inner layer traps heat to keep you warm & comfortable, suitable for 20-50°F cold weather running 4 Pockets for Active: 3 side pockets, including a zipper pocket on the left available for a smartphone, an additional back pocket for wallet storage Straight Leg Fit: Not too baggy straight leg fit, and 3D front knees provide more space for movement Adjustable Elastic Waist: Elastic waistband with adjustable internal drawstring for a custom fit BALEAF men's winter fleece-lined insulated, warm athletic pants are designed for cold weather running, hiking, camping, or lounging around.