Win The Ultimate Park City Winter Weekend: Enter Now
When autocomplete results are available use up and down arrows to review and enter to select. Touch device users, explore by touch or with swipe gestures.


  • New Arrivals

Our Ski & Ride Guide—

The Top Picks Of The Season

Arc'teryxAlpha FL 40L Backpack

Arc'teryxAlpha FL 40L Backpack

Select a color:Carbon Copy

Select a size:


Be the first to review

Alpha FL 40L Backpack

Life truly is better when you're hanging off a big cliff somewhere, which is why you find your summers tackling multi-pitches and your winter sinking an axe into frozen waterfalls. For these ventures, it helps to have the Alpha FL 40L Backpack on your team. Built with ultralight materials and a streamlined profile, you're free to move as you need to up rock and ice. Updates for 2020 include redesigned shoulder straps, an expanded front pocket, and the addition of an internal pocket.


  • A lightweight pack for moving quickly in vertical spaces
  • Rigid, formed back panel offers support and structure
  • Waterproof, durable fabric resists wear and tear and weather
  • Minimalist design keeps weight low and streamlines travel
  • RollTop closure offers glove-friendly access and adjusts the volume
  • Top compression strap doubles as convenient rope carry
  • Two ice axe loops come in handy for winter ascents
  • Front lash points provide additional quick-access storage
  • Item #ARCZ98L

Tech Specs

N400r-AC² nylon ripstop, N70r nylon 6 ripstop
40L (2441cu in)
rigid backpanel
Shoulder Straps
Waist Belt
1.6in webbing
[external] 1 zippered front, [internal] 1 security
Ice Axe Carry
top strap
25 x 12 x 10in
Claimed Weight
1lb 9oz
Recommended Use
ice climbing, mountaineering, sport climbing, trad climbing
Manufacturer Warranty
limited lifetime

What do you think about this product?


Selecting an option will reload the available reviews on the page

Sorry, we don’t currently have any of those types of reviews for this product.