lightweight, plenty of tech, and packable warmth for backcountry missions and mountain-top rendezvous. featuresregular fit is just right: not too tight or too baggy pertex® shell and lining is functional and lightweight, maximizing strength without adding bulk 90/10 rsd down 800 fill provides lightweight high-loft warmth, [ak] dwr coating quilt pattern designed to maximize down loft for increased warmth pit zip vents, stretch binding at cuffs pocket utility loop, packable into a pocket zippered chest pocket and hand-warmer pockets bluesign® approved materials use only safe chemicals and reduce impact on both humans and the planet during manufacturing