Set out on some crisp fall cardio in the Techne Jersey. Get some spinning in, head to the track for some speed drills or find time for HIIT training in comfortable stretch cotton. Athletic pinhole inserts add a little breathability when your heart rate goes up, while the contrasting V-neck with striped ribbed detailing add a little style should you want to strut your stuff at the gym for a Tabata-style upper body workout.

Complete the look with the: