For whatever aerobic sport you may participate in, this Salomon Women's XA Midlayer Half Zip Top is a great pick for you. With actiTHERM™ to keep you warm and away from catching a cold, and actiLITE™ technology that wicks moisture away from your body to avoid that damp and clammy feeling, this midlayer has got all a midlayer could need. Get yourself set-up and go with the XA Midlayer Half Zip Top!