Your running routine takes you through dusty trails and mountainous terrain. This midlayer keeps you out there with lightweight warmth, geared for the conditions you may come across on those rugged roads. Nike obsessed over the details and added extendable mittens to keep those hands covered when the cold hits. Need to bring along a key or card? Stash them in the easy-access, zip pocket. You're amped to get out on the road, so do it with the confidence of comfort. This product is made from at least 75% recycled polyester fibres.