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The IO 2.0 running belt is so comfortable it’s barely felt but comes with capacity that imparts piece of mind. This waist pack has a conical shape to sit comfortably on the waist. New webbing straps with silicone coating help to secure a light jacket, gloves, or hat. Expandable mesh pocket with interior sweat proof lining can hold a large cell phone or any other essentials. One size fits most.


Recommended Use:
Simple waist belt to carry large cell phone and other essentials, for both elite and entry level runner from 5k to half marathon.



  • New! Buckle attachment system for “one size” fits most fit.
  • New! Expanded zippered stretch mesh pocket to hold a larger cell phone or Formula 250 bottle.
  • New! Webbing strap keepers on each end of mesh pocket to hold hat, gloves or jacket.
  • Multiple reflective points and details.
  • Soft touch perimeter edging with beautiful de-bossed logos for a polished look and a nonrestrictive feel.


Fit: Unisex
Size: 22″-41″
Color options: Pitch Black or ANSI Yellow
Capacity: 11 c.i.; .18 L

UltrAspire IO 2.0 Waist Pack

  • Additional information

    Weight .15 lbs
    Dimensions 12.5 x .75 x 3.25 in

    ANSI Yellow, Pitch Black

    Product Weight (lbs)





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

    Product Dimension (inches) LxWxH

    12.5" x .75" x 3.25"

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