どんな天候下でも、身体は常にドライ。ベータはどの一着を選んでも、幅広いアドベンチャーやアクティビティに対応する素材と機能を完備しています。





Arc’teryx Men’s Beta Family

Beta is Arc'teryx's versatile waterproof jacket line designed for all-around mountain use across diverse activities and conditions. All Beta jackets feature waterproof, windproof, breathable GORE-TEX membranes with PFC-free DWR finish.

Understanding Arc'teryx Naming Conventions

  • AR = All Round – versatility across conditions
  • SV = Severe Weather – maximum protection for harshest conditions
  • LT = Lightweight – streamlined protection with reduced weight
  • SL = Super Light – minimal weight for fast-and-light pursuits

Beta vs. Other Arc'teryx Families

  • Beta: Versatile all-around waterproof shells for hiking, skiing, and everyday use
  • Alpha: Technical shells optimized for climbing and alpinism
  • Gamma: Weather-resistant softshells for active pursuits

Key Beta Design Features

All Beta jackets include helmet-compatible StormHood, watertight zippers, narrow seam tape construction, and RECCO reflector technology for enhanced safety.