Under Armour has announced the launch next summer of a new Under Armour Mountain Running Series of clothing, footwear and equipment for trail running and sky running pros and enthusiasts. It has been developed in collaboration with the Powdr Adventure Lifestyle Co. under the management of Topher Gaylord, the former executive of The North Face and Mountain Hardware who is serving as general manager for outdoor at UA. The kick-off event for the new range will be a race for experienced trail runners and neophytes that will take place at three locations in Oregon, Vermont and Colorado.