Arc’teryx’s Beta SL jacket is the ultralight packable option for fast, technical mountain travel — the shell you pack when weight matters but protection can’t slip. Its GORE‑TEX e PE membrane keeps out wind and rain while staying breathable, and the C‑KNIT™ backer adds comfort without bulk. Superlight materials boost packability, making it ideal for hiking, scrambling, and high‑output missions where you need full waterproof performance without carrying extra grams. Outer: 100% Nylon 3L GORE-TEX® e PE with C-KNIT™ Backer Waterproof & Windproof Adjustable Velcro® Cuffs RECCO® Reflector Hand Pockets & Chest Pocket Helmet Compatible Storm Hood™ Style Code: X000010886-002291
