Description of Arcteryx Alpha SL Pullover This featherweight pullover is our lightest and most technically advanced 2-layer Ascent Hardshell. The full-length separating pit zip provides easy donning and exceptional venting properties while maintaining frontal storm protection. Fully featured for the alpine, this ultra-packable jacket stows in its own pocket. Features: Pullover design Full separating side zipper Hip length Laminated front cargo/stow pocket with two-way laminated zip Laminated front half-zip Helmet compatible Speed Hood™ WaterTight™ front, pit, and pocket zippers Micro seam allowances (1.6mm/ 1/16”) No-lift gusseted underarms Laminated chin guard Laminated die-cut Velcro® cuffs Laminated hem with drawcord One hand pull cords 340NR 2-layer GORE-TEX® PACLITE® Weight: 322g