Arc’teryx nailed it with their Aerios 35 pack, blending hiking and trail running expertise into a versatile option for fast-moving mountain activities.

The 35L is a light and durable backpack that's great for day hikes and overnights. It has ample room for whatever gear you're taking with you. For day hikes, it fits a hardshell, insulation layers, gloves, emergency gear, and a flask, with extra space in the side pockets. It has ample room for your belongings and two zippered pockets on the shoulder harness that accomodate 500mL soft flasks or devices.

• 210d Cordura nylon 6,6 w/ 6.5 twisted 200d LCP grid
  
• 100d Cordura nylon straps
  
• 200d poly lining
  
• FC0 DWR (Durable Water Repellent) finish
• Top pocket, two side pockets
  
• Internal security pocket with key clip
  
• Carry handle
  
• Shoulder harness w/ 2x pockets for 500ml soft flasks
• Large main compartment
• Dimensions (cm): 54 x 28.5 x 24
  
• Volume: 35L
  
• Weight: 567g
• SKU: X00000958104