Arc'teryx

Proton FL Hoody Men's

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  • Regular price $329.99
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Light, breathable insulated hoody for high-output activities in cold conditions. FL: Fast and Light.

Climbing durable, trail light, midlayer or standalone, the versatile Proton FL’s breathable thermal protection delivers comfort across a range of temperature and output levels. Octa® Loft knit insulation provides warmth, resists packing out, and allows airflow to regulate comfort. 

Abrasion-resistant Fortius™ Air 20 fabric stretches, resists wind, and allows temperature-regulating airflow. A zippered chest pocket secures a radio, articulation aids mobility, and the low-profile insulated hood fits comfortably under your helmet.

Updated with improved Octa® Loft knit insulation and resized stretch chest pocket.

Weight: 342.8g / 12.1 oz

Fit: Hip Length, Centre back length: 72 cm / 28.3 in, Slight drop hem, Fitted

  • Air permeable
  • Breathable
  • Light wind resistance
  • Octa® Loft, clean finished, breathable insulation provides thermal protection while maintaining a comfortable micro climate
  • Fortius™ Air 20 face fabric effectively balances air permeability and weather resistance with lightweight durability
  • Trim fit for athletic performance
  • DWR (Durable Water Repellent) finish repels moisture
  • Adjustable hem drawcord
  • Helmet compatible
  • Adjustable insulated hood
  • Articulated elbows
  • Gusseted underarms for mobility and comfort
  • Two stretch woven zippered chest pockets
  • Two zippered hand warmer pockets
  • No Slip Zip™ front zipper