A lightweight, packable jacket that delivers top performance in weatherproofing, the Men’s Beta SL Jacket is Arc’teryx’s lightest jacket in the Beta range, ready for rigorous mountain pursuits. Engineered with a GORE-TEX® ePE membrane and C-KNIT™ backer technology, this innovative design provides full water and windproofing, comfort, and breathability. The helmet-compatible StormHood™ offers full coverage without compromising visibility. Velcro®-adjustable cuffs seal out water and pit zippers provide ventilation. The RECCO® reflector offers aid in search and rescues. Articulated patterning ensures unhindered mobility, and two hand pockets with an additional internal chest pocket offer storage. This jacket is ideal for hiking, mountain paths, or scaling a crag, offering lightweight, weatherproof performance. The Beta SL Jacket was previously the Beta Lightweight (LT) Jacket.