When mountain weather turns from playful to punishing, the Arc’teryx Beta SL Jacket becomes your ultimate guardian. Featuring an innovative GORE-TEX ePE membrane that’s light, strong, and PFC-free, this jacket packs serious protection into a remarkably compact designcomplete with a helmet-compatible StormHood, ventilating pit zippers, and a RECCO reflector for those just-in-case moments. Lightweight, versatile, and engineered with Arc’teryx’s legendary precision, this jacket turns harsh conditions into mere background noise.