Tight short-sleeve baselayer jersey with mesh panels and excellent body-temperature Active Extreme X RN SS is a short-sleeve baselayer jersey designed for racing and high-intensity workouts in mild to cold winter conditions.
This high-performance garment combines lightweight SEAQUAL™ polyester, Coolmax® Air Technology and recycled polyester to provide exceptional body-temperature management during high-intensity activities. In addition, the garment comes with a waffle-knitted design for enhanced moisture transport and comfort. Great stretch and ergonomic fit ensure optimal freedom of movement while bodymapped mesh panels provide extra ventilation where it’s needed the most. A proven favorite among elite athletes and everyday heroes.