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This ultralight running vest is designed for a distance runner or cyclist with minimalist sensibilities. With two 12 oz. insulated flasks and compatibility with a 1.5L bladder, it keeps you hydrated.

  • Features

    • Comfort is a priority with the slide-adjustable chest strap that enhances fit and reduces bounce while running
    • Weight is balanced using a rear-focused storage design, offering comfort and ease of use along with versatility to store gear or additional fluids
    • Mesh shoulder straps wick away moisture for enhanced overall comfort
    • Comes with two 12 oz. insulated SpeedShot Flasks with Push-Pull Blast Valves for quick hydration
    • SpeedShot insulated 12 oz. Flasks designed with double-wall construction that keeps fluids cooler 20% longer than other insulated bottles
    • 1.5-liter bladder compatible (not included)
    • Expandable main zippered pocket allows easy access to your gear
    • Front stash pockets with hook-and-loop closure easily hold several energy gels or other small items
    • Large pill pockets on front for easy, quick access
    • Reflective trim for visibility in low light


    View all Nathan Running Hydration Vests
  • Technical Specs

    Best Use


    Gear Capacity (L)

    7 liters

    Gear Capacity (cu. in.)

    427 cubic inches

    Liquid Capacity (L)

    2 liters

    Liquid Capacity (fl. oz.)


    Number of Exterior Pockets

    2 + main compartment


    13.3 ounces


    90% nylon/10% polyester

    Bite Valve Shut-Off Switch


    Fits Chest

    22 - 45 inches

    BPA Free




    Frame Type


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