Slip into the forest with this trail running windbreaker from adidas. Windweave fabric offers body-mapped wind protection to keep you warm in blustery weather. Ascend rough terrain in foul conditions with this jacket's durable water-repellent finish and stay dry in light rain. Elasticated cuffs and a fitted hood keep you warm as you run. And when the sun comes out, this shell's pack-it solution lets you fold it into its chest pocket for compact storage until you need it again.