- Keep everything in check when taking on the next summit with Sonic by Black Diamond®.
- ergoACTIV™ suspension provides an OpenAir™ backpanel and SwingArm™ shoulder straps for comfort.
- Zip panel access.
- Breathable mesh hipbelt and shoulder straps.
- Hipbelt features stash pockets and side stretch pockets.
- Front compression cord helps keep your gear secure.
- Retractable pole and ice axe loops.
- Bike light slot.
- Hydration compatible compartment.
210D nylon ripstop
400D nylon twill
- Bottom Width: 10 1⁄2 in
- Middle Width: 12 in
- Top Width: 8 in
- Depth: 6 in
- Height: 24 1⁄2 in
- Strap Length: 36 in
- Strap Drop: 15 in
- Weight: 2 lbs 7 oz
- Product measurements were taken using size LG. Please note that measurements may vary by size.