Proton FL Hoody  Womens Black
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Proton FL Hoody Womens Black

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Product Details
The Proton FL women's Hoody combines a durable Fortius™ Air 20 face fabric with an Octa® Loft knit insulation for superior breathable warmth and minimal pack weight. An easily adjustable, insulated hood provides additional warmth and fits comfortably under a helmet, while the articulated patterning enhances mobility and offers a trim fit. Sustainable, lightweight, and versatile, this hoody is finished with zippered hand pockets and a stretch-woven zippered chest pocket, providing plenty of safe storage space for securing small valuables. Ideal for active pursuits and casual wear in between, this Arc'teryx exclusive hoody is a wardrobe staple all year round.
  • Weight: S: 295g
  • Fit: Trim
  • Durable Fortius™ Air 20 face fabric is highly breathable
  • *Octa® Loft knit insulation provides breathable warmth, resists packing out
  • Adjustable, insulated hood provides additional warmth and fits under helmet
  • *Stretch-woven zippered chest pocket sized for radio
  • Zippered hand warmer pockets
  • Trim fit with articulated patterning for mobility and freedom
  • Fabrics: Fortius™ Air 20 - 84% nylon, 16%elastane
  • *Octa® Loft breathable insulation - 100%polyester
  • Sustainability: Self: Bluesign Approved Material
Delivery & Returns

UK Standard Delivery

  • UK Standard Delivery is Free for orders over £30
  • UK Standard Delivery is £1.99 for orders under £30

UK Next Day Delivery

  • The cost of Next Day Delivery is £4.99
  • If you order by 2pm, you will receive your order the next working day
  • If you order anytime at the weekend, you will receive your goods on the following Tuesday.
  • Next Day Delivery is not available to the following: Ireland and the Scottish Highlands

UK Returns

  • Free UK returns within 30 days of purchase

Stock Alert

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Size Guide


All of our women's clothing is shown in UK sizes but many of our brands use US sizing too, for reference we have included a conversion.

UK 6 8 10 12 14 16 18
US 2 4 6 8 10 12 14