The Capilene 1 Silkweight Bottom from Patagonia is made from a polyester/spandex fabric that not only keeps you warm in cooler temps, but bends to your every move to provide excellent mobility. Worn on its own, the Cap 1 Silkweight Bottom offers airflow ventilation to keep you cool and a UF 50 rating to block UV rays.
Polyester/spandex jersey blend for superior stretch and moisture management
Durable smooth jersey face is comfortable against the skin
Extra wide self-fabric waistband with stretch mesh backing stays in place and provides next-to-skin comfort
Gusseted crotch for unimpeded mobility
Machine wash cold, tumble dry at low temperature
4.6-oz (156-g) 94% polyester (35% recycled)/6% spandex jersey, with 50+ UPF sun protection and PolygieneŽ permanent odor control