Product number: 1361356-690
Manufacturer: Under Armour
Technology: 4-Way Stretch, Moisture Transport System, Anti-Odor, 360°Reflectivity
Material: 51% polyester, 49% nylon
Function: Breathable, Reflective
Using levels of mesh mapped to your body, you get ventilation where you need it, plus the comfort of fewer seams. It's pretty much the most comfortable thing you'll ever train in.