Sherpa's PCD II polypropylene is the result of extensive university research and field testing.

Sherpa's PCD II polypropylene is the result of extensive university research and field testing. It wicks away moisture, leaving a warm layer of air next to the skin that keeps you warm and dry. Retains body heat & therefore provides outstanding insulation. These garments are durable and fast drying. Feel the softness, stretch and comfort.