1985341 Mountain Hardwear Women's Polartec Power Grid Half Zip Jacket Your layering system evolves dramatically with changes in the season and sport, but the Power Grid Half Zip Jacket is the faithful standby that never leaves the line up. From mid-winter ice climbes and ski tours to shoulder-season bouldering and backpacking, the Power Grid is our most technical midlayer fleece featuring 60% recycled polyester and a classic grid-backer construction that traps and aids in moisture management. Standard fit Half-length center front zip Elastic binding at the collar and hem to seal in warmth One color blocked, zippered chest pocket Stretch-knit fabric panels and thumb holes on cuffs Reflective heat transfer logo at chest pocket Center Back Length: 27 inches Fabric Polartec Power Grid 60% Recycled Polyester / 33% Polyester / 7% Elastane