top of page

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.


Recommended Use:
Daily training essentials; half marathon to marathon with water stations.



• 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.
• Max O2 Waist™ attachment system with greater recoil for better range of movement.
• 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.


Fit: Unisex
Color options: Grey/Black, Luminous Blue, Twilight Green
Capacity: 46 c.i.; .75 L


Quantum 2.0 Sizing:



UltrAspire Quantum 2.0 Waist Pack

59,99C$ Prix original
39,99C$Prix promotionnel
    bottom of page