Zerk 25 Backpack

Cyan Blue

NEW SIZE! You asked for it, so we delivered! Designed as part of the growing Zerk Family, this fast and light pack is ideal for quick trips into the mountains when versatility and comfort are key. This pack is loaded with features and can be customized for all your backcountry needs. New updated version includes added daisy chain attachment points, dual ice axe loops, dual side compression straps, and embroidered design.

For shorter missions and day hikes, this 25L version of the Zerk is loaded with all the features of the Zerk 40 with the addition of a top pocket/hood. Developed in collaboration with The Real Hiking Viking to tackle the toughest terrain, this pack is made with ultra light and durable materials. This pack will be your go-to for fast and light outings.


  • 1.5” removable waistbelt
  • Large main compartment holds up to 23 liters of gear
  • Lid top closure with side compression SR buckles. Front SR buckle closure
  • Side compression straps for securing load throughout entire pack
  • Large side water bottle pockets with angled opening to easily remove and insert items while on the go
  • Expansive front mesh pocket for hauling bulky gear
  • Large mesh side stash pockets with angled opening for easy reach
  • Reflective screen printing and cord loops for low light visibility
  • Front cord loops can be configured with bungee cord (included)
  • Extra wide shoulder straps with adjustable sternum strap (includes safety whistle)

    • 210d EXTREEMA Recycled Nylon Ripstop (UHMPE)
    • Recycled 210d nylon SD oxford
    • Nylon 100D x Span 840D stretch mesh


    • 20" x 12" x 9"
    • Waistbelt max 48"
    • Torso range 16" - 19"


    • 23 L / 1525 CI


    • Up to 20lbs


    • 1lb 13oz with accessories, 1lb 11oz without accessories