Approach 45 Backpack

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Mountainsmith’s “Swiss army knife” of backpacks, the Approach series is truly their most versatile line of packs. Whether you are going on an overnight backpacking trip, weekend road trip, day hike to the climbing crag, or holding it as your bug out bag; the Approach 45 has extensive organization to allow fast and convenient access to your gear.

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Product Details

It has even been designed with the FAA carry on size in mind, so it will be a convenient travel bag for light airline travel.

This dual panel loader bag is chock full of features including a smart phone compatible waist belt pocket, forward pull waist belt, ridged EVA back panel padding, front panel stretch mesh panel pocket, generous tool attachment loops, side zippered pockets, side mesh pockets, and hydration sleeve with port. All of that is built into an ultra-durable package, thanks to the use of CORDURA® fabric.

To bring you peace of mind for your backcountry investment, Mountainsmith offers a lifetime warranty on their products. For a large everyday pack with tons of organization, the Approach 45 is the pack for you.


  • FAA carry-on size
  • Anvil Airway ridged EVA backpanel padding
  • Front panel stretch mesh pocket with daisy chain attachment loops
  • Tuck away waistbelt
  • Dual side panel zippered pockets
  • Single Tool / Trekking pole carry
  • Side panel mesh pockets


  • Bar tack reinforcements
  • YKK® Zippers
  • 3M™ Reflective Cord


  • 305d Multi-Rip Cordura ® HP
  • 610d Cordura ® HP
  • 210d Nylon Emossed Liner


  • 25.5" x 12.5" x 12" / 64.7 x 31.7 x 30.4 cm (H x W x D)
  • Waistbelt Width: 1.5"
  • Waistbelt Circumference: 28"- 48"


  • 2135 cubic inches / 35 L


  • Up to 50 lbs


  • 2 lbs 15 oz / 1.34 kg