ULTRASPIRE Zygos 4 Hydration Pack


ULTRASPIRE Zygos 4.0 Hydration Pack

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$94.90 - $174.95

✔ 100% Authentic Product     ✔ FREE Standard Delivery     ✔ 30-Day Easy Returns



Features of ULTRASPIRE Zygos 4 Hydration Pack

  • Versatile Pack utilized in any run scenario, training or racing
  • Lightweight, soft, breathable, but strong, large-holed mesh pulls moisture away from the body
  • Silicone and PU coated feather-weight nylon fabrics resist water, abrasion and tears
  • Max O2 Sternum for unrestricted breathing while maintaining a stable pack
  • Plush feeling micro-fiber polyester edges, soft and non-abrasive against skin and clothing
  • Sweat proof webbing - won't absorb water or get saturated and heavy
  • Safety stitched bar tack on all stress points
  • Quiet, bounce free, easy to see and use, zipper pulls
  • Magnon pocket for sweat-free pills, with automatic magnetic closure
  • Simple, fast, easy in and out bladder attachment

Product Info for ULTRASPIRE Zygos 4 Hydration Pack

Bryce Thatcher's pack of choice, the Zygos 4.0 Hydration Pack is very versatile. This pack is lightweight and high capacity, a comfortable wrap around style with full compression allow for the lowest profile empty or fully loaded.

The Zygos 4.0 comes with a 2L reservoir and a magnetic clip to keep your hands free. The expandable mesh on the back panel gives 4 liters of extra capacity as well as storage in the front with extra pockets. Whether you are fastpacking, mountain biking, in a fast race, ultra race, or summit assault this hydration backpack is the solution for any athlete.

GritrOutdoors is an authorized UltrAspire dealer

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Size Chart/Specs

Fit Unisex
Size(s) 2X Small (26"-32"), X Small (28"-34"), Small (30"-36"), Medium (32"-38") or Large (34"-42")
Color Pitch Black
Hydration (included) 2L Reservoir With Mag-Clip to Secure Hose
Bottle Compatible (not included) UltraFlask, Formula 250, Human 20 oz 2.0, or Collapsible Bottle
Capacity 854 c.i. / 14L
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Additional Information

2 L
Unisex Adults
Zygos 4.0
Product Type:
Hydration Packs
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