Designed for the light and fast fanatic the Arc'teryx Beta SL Jacket for men is steamlined to deliver complete weather protection without excess weight and bulk. Patterned in GORE-TEX® PacLite® this shell is laminated at the cuff chin guard hem drawcord and zippers for extreme weight saving. WaterTight™ pit zips and a helmet compatible Speed Hood™ help control the body environment while the No-lift gusseted underarms allow for unrestricted movement. A hip length design one-hand pull cords and two hand pockets add convenience.