Wind, then sleet, snow, then sleet again – mountain weather is never constant. The Beta AR Pant delivers waterproof, windproof, breathable storm protection and performs across a variety of mountain activities. The GORE-TEX PRO with Most Rugged Technology – a next-gen material Arc'teryx developed in collaboration with Gore – delivers maximum durability. Articulated patterning extends comfort, WaterTight side zippers provide drop-seat functionality, and a hidden RECCO reflector improves searchability in emergency situations.
Technical Features
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Waterproof
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Breathable
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Lightweight
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Durable
Construction
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Tiny GORE seam tape (13 mm)
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Micro-seam allowance (1.6 mm) reduces bulk and weight
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N80d Most Rugged 3L GORE-TEX PRO maximizes comfort and durability
Cuff & Sleeves Configuration
Design & Fit
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Regular fit ensures optimal ventilation with comfort and mobility
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Garment Inseam: Size 4-S (Short) is 29"/74cm, Size 4-R (Regular) is 31"/79cm, Size 4-T (Tall) is 34"/86cm — Inseam varies by size
Pocket Configuration
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Note: Arc'teryx' s WaterTight zippers are highly water resistant, but not waterproof. We do not recommend keeping items in your pockets that may be damaged by moisture
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Single zippered hip pocket, beacon loop
Sustainability
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Dope dyed Ultra Black colorway
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Contains materials that meet the bluesign criteria
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Dope dyed uses significantly less water and energy in the dyeing process
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PFAS Warning - Made with PFAS (Per- and polyfluoroalkyl substances) chemicals
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Biocidal Disclosure - This model was treated with an anti-odour biocidal product (Active Ingredient: Silver Nitrate)
Waist & Belt Configuration
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Adjustable webbing belt
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Suspender loops
Zippers & Fly Configuration
Materials
- GORE-TEX
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Self: N80d Most Rugged 3L GORE-TEX PRO - bluesign Approved Material
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Keprotec
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100D Cordura PowderCuffs
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French Regulation: AGEC Law - Article 13
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Origin of fabric: CHINA
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Origin of dying: CHINA
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May release plastic microfibres into the environment when washing
