Inspired by Salomon athletes, the Sense Aero Tank is lightweight and fast for hard workouts and even harder races. Whether you’re running on road or trail, this slim-fitting performance tank is made with fabric designed to regulate body temperature to keep you comfortable and cool. The racerback shape gives freedom of movement to pump your arms and perform better for longer. Details: Reflective details: This item has been designed with reflective inserts. 37.5® Technology: 37.5® Technology optimizes your body's microclimate to maintain an ideal core temperature so you perform better, longer. It also dries five times faster than a similar fabric. Racerback: A specific shape to liberate your omoplates for maximum freedom of movement.