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Arcteryx Proton FL Hoody - Women's

Arcteryx Proton FL Hoody - Women's
  • Color: Black
  • Color: Vitality
Please select options


Climb, run, hike – choose your day. An insulated hoody created to give you the freedom to explore your way, the light, durable Proton FL’s breathable thermal protection delivers comfort across a range of temperature and output levels. Octa® Loft knit insulation provides warmth and allows airflow to help regulate comfort.

Abrasion-resistant Fortius™ Air 20 fabric stretches, resists wind, and breathes. 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: 295g / 10.4 oz

Women's Trim Fit

Model Measurements:
Height: 5ft 9"/175.3cms, Chest Width: 32"/81.3cms, Waist: 24"/61cms, Hip: 34"/86.3cms, Wearing Size: Small

Technical Features

  • 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

Design & Fit

  • Women's specific design for optimal fit and performance
  • Trim fit for athletic performance
  • This model’s fit has evolved. Please reference our sizing chart to make sure it’s the right size for you

Hem Configuration

  • Adjustable hem drawcord

Hood Configuration

  • Helmet compatible
  • Adjustable insulated hood


  • Articulated elbows
  • Gusseted underarms for mobility and comfort

Pocket Configuration

  • Two stretch woven zippered chest pockets
  • Two zippered hand warmer pockets


  • Contains materials that meet the bluesign® criteria

Zippers & Fly Configuration

  • No Slip Zip™ front zipper
  • Octa® Loft breathable insulation - 100% polyester

  • Fortius™ Air 20 - 84% nylon, 16% elastane

  • Weight 295g / 10.4 oz

  • Fit Hip Length, Centre back length: 67 cm / 26 in, Slight drop hem, Fitted

  • Model Measurements: Height: 5ft 9"/175.3cms, Chest Width: 32"/81.3cms, Waist: 24"/61cms, Hip: 34"/86.3cms, Wearing Size: Small

  • Machine wash in cold water on gentle cycle.

  • Wash dark colours separately.

  • Do not bleach.

  • Tumble dry on low heat.

  • Do not iron.

  • Do not dry clean.

  • Do not use fabric softener.

  • Double rinse.

Part Numbers

Option UPC Store SKU
Black / Small 686487730120 JAC471768022
Black / Medium 686487730113 JAC474221412
Black / Large 686487730106 JAC471129632
Black / X-Large 686487730137 JAC471392222
Vitality / Small 686487771574 JAC504065462
Vitality / Medium 686487771567 JAC507941872
Vitality / Large 686487771550 JAC503050932
Vitality / X-Large 686487771581 JAC502301152