The North Face Men\'s Rolling Sun Hybrid shorts are made of 90% polyester and 10% elastane. Stretch-woven shorts that are quick-drying, lightweight, and comfortable for all-day adventures. non-fluorinated durable water-repellent (DWR) fabric finish and repels moisture and stains.. Features: • Packable Design; These shorts pack into their own secure-zip stow pocket at the left thigh, creating their own pouch and making them great for keeping in your backpack or throwing in your luggage.• Flash Dry and DWR technology allows for water to run off the surface as droplets and dries quickly• Machine washable• UPF 50 sun protection