UltrAspire Quantum 2.0

  • Sale
  • $79


The most comfortable waist pack ever! Like wearing a piece of lightweight clothing. Breathable stretch mesh and featuring the new Max O2 Waist™ attachment system.


• New stretch mesh fabric belt for lower pack weight and huge cooling and breathability!
• New Soft touch perimeter edging with beautiful de-bossed logos for a polished look, and a nonrestrictive feel.
• New patent-pending Max O2 Waist™ attachment system with greater recoil for better range of movement and easier to get on with enhanced adjustability.
• Now with Magnon Electrolyte Pocket™
• Built-in clips for race bib attachment that tuck away when not in use.
• Longer zipper on main compartment to accommodate electronics.
• Multiple reflective details.
• Available in size Small, Medium, and Large.

Quantum 2.0 Sizing:

Small Medium Large
Waist 25”-33” 29”-37” 34”-43”

Additional Information


Luminous Blue, Pitch Black


Credit Cards, Gels and Foods, Keys, Phone or Personal Device, Pills and Electrolytes


Large, Medium, Small

Product Weight (lbs)


Product Dimension (inches) LxWxH

SM: 14.5×0.5×4 MD: 15.5×0.5×4 LG: 16.5×0.5×4