Elevate your run with Nathan's minimalist Quickstart 3.0 4L pack, crafted from premium, durable materials and designed with meticulous attention to detail. It's the ultimate hands-free hydration solution for runners and outdoor enthusiasts of all levels.

• Material
  • Quick-dry, durable materials, breathable air mesh, and chafe-free seams for an optimal fit.
• Volume
  • 1.5L / 51lz Bladder Capacity
  • 244in³ / 4L Storage Capacity
• Size
  • Adjustable front and side straps for a perfect fit
  • One Size Fits Most
    • Sternum/Bust: 22" - 45"
• Details
  • 1.5L NATHAN x HydraPak QuickStart Bladder with Push-Pull Bite Valve for easier drinking and removal for cleaning
  • Easy Access Storage
    • Three expandable power mesh pockets on the front straps: one flask, one stash and one secure zip pocket
  • Rear Capacity Storage
    • Large back pocket and separate bladder compartment with hook and loop keepers to keep bladder secure, plus hose exit points at either shoulder
  • Expandable Gear Carry
    • Rear stretch mesh pocket fits layers, gear, and larger essentials, plus an elastic pole keeper
  • Flask Compatibility
    • Front flask pocket holds up to one 20oz / 591ml soft flask (sold separately)
  • 360° Visibility
    • Reflective details enhance visibility in low-light conditions
• Weight
  • Weight without Bladder: 7.5oz / 211g
  • Weight with Bladder: 12.4oz / 352g