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The Arc'teryx Aerios 18L Backpack brings customized comfort to your day hikes with its patent-pending interchangeable harness system that offers more personal fit options than your favorite coffee order. This clever design lets you fine-tune your pack's fit before hitting the trail, ensuring your mind stays focused on the views instead of that annoying pressure point between your shoulders.
Body – 210d Cordura Nylon 6,6 w/ 6.5 twisted 200d Vectran grid, 165gsm w/DWR - 93% Nylon, 7% Polyarylate
Contrast – 100d SD Cordura Nylon 6,6 Dobby, DWR FC0, 120gsm - 100% Nylon
Lining – 200d polyester lining, back: 20gr PU coated w/FC0 DWR, 108 gsm - 100% Polyester
FC0-DWR (Durable Water Repellent) Finish – Repels moisture and is PFAS-free.
49cm Length x 24cm Width x 19cm Depth
Volume – 18L
Internal Security Pocket with Key Clip
Two Side Pockets
Top Pocket
Two Zippered Pockets on Shoulder Harness for 500mL Soft Flasks or Devices
Two Trekking Pole Attachment Points
Arc'teryx Word Logo
Arc'teryx Bird Logo
Proprietary Hadron LCP (Liquid Crystal Polymer) Grid Face Fabric – Incredibly light and exceptionally durable with abrasion resistance rivalling fabrics twice its weight.
Front Bungee Compression System – The front bungee compression system and webbing daisy chain provide external carry options.
Reservoir Clip-In Bladder Compatible – Inside of main compartment.
Accessible, Easy-to-Use Roll-Top Design – Adds up to 10L additional capacity.
Highly Breathable Shoulder Harness with Pockets for 500mL Soft Flasks or Devices
Adjustable Sternum Strap
Interchangeable Harness System – Available in two sizes for a precise fit across a wide range of body types.
Patent-Pending Two-Point Harness Adjustment System – Works at top and bottom for optimal pocket positioning and fit.
Highly Breathable AeroForm Back Panel + Anti-Barreling Frame Sheet