Saucony AmpPro2 Recovery Suit Fabric for moisture management coupled with Celliant which is comprised of 13 unique minerals that are part of the fibers.These minerals promote oxygenation of the blood, the key to better performance and fast recovery of tired muscles. Recovery-specific tops and bottoms have less compression for comfort under your clothes or while sleeping The Recovery Suit is designed for sleeping and has an easy on/off entrance through the back Canada