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Arc'Teryx Alpha AR Pant

  |   Size Guide
ArcTeryx Mens Pants Size Chart 2019
Arcteryx Mens Pants Sizing Chart 2019
ArcTeryx Mens Pants Size Chart 2019
Arcteryx Mens Pants Sizing Chart 2019
You save: 30% (£126.00)


The ArcTeryx Alpha AR Pant is a versatile, lightweight, hardwearing GORE-TEX® Pro pant for climbers and alpinists. Alpha Series: Climbing and alpine focused systems | AR: All Round. 

The Alpha AR Pant hits the sweet spot where lightweight, packability, durability and exceptional weather protection come together. Updated with GORE-TEX® Pro N100p-X for hardwearing performance and superior breathability with outstanding rain and snow protection. The Alpha AR Pant combines all-round alpine performance and protection with a regular fit and features geared for the demands of climbing. Arc’teryx Ergonomic 3-Dimensional (e3D) patterning crafts the shapes of the parts in key joint areas for an added level of use-specific articulation. A unique internal LegWrap™ streamlines the cuff to minimize crampon snags when walking and is removable when not needed. Redesigned to include full length separating WaterTight™ side zippers and adjustable, removable suspenders for drop seat functionality.

Redesigned to include full length seperating WaterTight™ side zippers and adjustable, removable suspenders for drop seat functionality.

  • Waterproof, Breathable, Lightweight, Highly durable
  • GORE-TEX® three-layer construction delivers complete weather protection
  • DWR (Durable Water Repellent) finish repels moisture
  • Micro-seam allowance (1.6 mm) reduces bulk and weight
  • Taped seams for added weatherproofness
  • Anatomical shaping for fit and comfort
  • Articulated knees and seat
  • e3D Ergonomic 3-Dimensional patterning for enhanced comfort and mobility
  • Gusseted crotch for comfort and freedom of movement
  • WaterTight™ external zippers
  • Corded zipper-pulls reduce noise and are easy to grab
  • Full length separating side zips enable easy entry and rapid ventilation. Low profile adjusters on both sides for precision fit.
  • Adjustable pant cuff drawcord
  • Removable internal Leg Wrap™ reduces crampon snag
  • Adjustable, removable suspenders
  • Low-profile waist belt minimizes bulk, and fits comfortably under harnesses and hip belts
  • Drop seat functions with suspenders attached
  • Harness compatible zippered right thigh pocket with flap and internal achnor loop secures items like keys
  • Note: Our WaterTight™ zippers are highly water resistant, but not waterproof. We do not recommend keeping items in your pockets that may be damaged by moisture
  • Keprotec™ instep patches provide superior protection against damage by boots, crampons and ski edges
  • Grommets at pant cuffs for installing cord to act as a gaiter


  • N100p-X 3L GORE-TEX® Pro
  • Keprotec™


  • Pilot Machine wash in warm water (30°C).
  • Double rinse.
  • Wash dark colours separately.
  • Do not use fabric softener.
  • Remove from washer immediately.
  • Do not leave wet.
  • Tumble dry on medium heat.
  • Do not iron.

Regular Fit, with e3D patterning, Trim lower leg 

Weight: 575g (Medium)

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