X-games admirers and weekend-warrior mountain bikers will love this documentary about the world of women's professional mountain biking. Join Missy Giove, Marla Streb and other brave women who race the pro downhill mountain-biking circuit. You'll follow the riders through their training, thrills, spills and triumphs as they challenge the top circuit and fly down steep, gnarly trails at 50-plus miles per hour on tricked-out, custom bikes!