Camelbak, Thermobak 3L S Hydration Pack Mil Spec Crux



Camelbak, Thermobak 3L S Hydration Pack Mil Spec Crux

A new low-profile solution that optimizes the space on warfighter’s back by using a wider, shorter reservoir pioneered by the USMC.

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Thermobak 3L S Hydration Pack Mil Spec Crux

The ThermoBak S3L offers the same features and functionality that warfighters have come to trust in the ThermoBak 3L, but in a new design that optimizes the space on a users back and won’t interfere with a duty belt. The 3L, 100oz Mil Spec Crux reservoir delivers 25% more water per sip and the external fill allows quick access to the reservoir for refilling and cleaning.

  • Fits a broad range of torsos; shorter, broader reservoir shape does not hang below beltline
  • External fill design allows easy access to the Crux™reservoir for easy filling, cleaning and ice addition
  • Two-zipper fill cover provides top or bottom of reservoir compartment entry points
  • Quick-release shoulder straps unclip for easy removal and stow away inside built-in pocket
  • Adjustable sternum strap
  • Hook-and-loop strap management
  • Six D-ring points for attaching to any armor vest or pack with MOLLE
  • Fully insulated reservoir compartment using 5 mm closed cell foam
  • Add or remove name tags and unit badges quickly with integrated hook-and-loop
  • Grommet drain holes located at bottom of main compartment
  • Uses 500D Double-rip Cordura® Fabric for the ultimate combination of strength and durability


User Group                    Unisex
BPA/BPS/BPF Free     true
Dimensions                  39 x 25 x 11 cm / 14.2 x 9.8 x 4.3 in
Pack Weight                  0.6 kg / 1.4 lb
Hydration Type            Mil Spec CRUX™ Reservoir with Quicklink™ System
Hydration Capacity    3L/100 oz
Camelbak Authorized Dealer Graphic 1 Scaled
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Additional information

Weight.9 lbs
Dimensions12.2 × 8.3 × 4.3 in

Black, Coyote Tan


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