Whistler 3L

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Whistler 3L 


Whistler 3L

The Whistler is our ultimate freeride hydration backpack designed by pro riders for SOURCE.

It holds up to 3L of Hydration and 20L of Cargo and it features a rain cover, helmet sling and many other practical features to store protectors and any other gear needed on the trail.

Whistler Hydration Pack designed for biking

20L Cargo Capacity + 3L Widepac Hydration System

The ultimate freeride hydration pack! Lightweight, clean design, incorporating Source’s latest pack and hydration technology.  The Whistler is designed by pro riders for pure freeride sessions. Extra-long straps secur helmet and pads when not in use.

Whistler Hydration Pack Features

  • Lightweight Fabrics - Ripstop 70D Nylon
  • Loop for helmet attachment
  • Padded shoulder straps
  • Valve Docking station
  • Adjustable sternum belt with integrated whistle
  • A padded and vented back system with porous foam
  • Elastic strap retainers
  • Fast access hip pockets for easy reach and more storage
  • Lightweight buckles
  • External straps for fastening protective gear
  • Concealed rain cover
  • Reflective LED tab holder
  • Essentials compartment with internal storeganizer™
  • Insulated hydration compartment
  • Carrying handle

SOURCE Hydration Features:

  • 3 L / 100 oz Widepac™ hydration system
  • Helix™ bite valve - Comfortable valve with safety shutoff mode
  • Co-Ex tube
  • Tube comes with our special UV protection thread cover
  • Triple layer taste and odor free film
  • Glass Like™ Film Technology
  • Grunge-Guard™ Technology
  • Taste Free™ System
  • Easy Care & Low Maintenance


  • Size - H 46.5cm W 26.5cm
  • Weight - 949 gr
  • Volume - 20L
Whistler 3L
10 Items

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