Introducing the new Runna 1/4 Zip. Made from Therm-Soft fabric, it’s designed to take you from breezy summer evenings at the track to the cool winter runs. Balancing advanced heat retention with moisture-wicking fabric, it will keeps you warm, dry, and comfortable year-round.

And it has some handy details - discreet side key pockets for your essentials and thumbholes for when it gets colder.