Osprey Seral 7 Hydration Waist Pack

$74.73Compared to $100.00*
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Color: Black
Size: One Size
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Prefer an off-the-back hydration solution instead of an over-the-shoulder pack? Opt for the Osprey Seral 7 hydration waist pack for easy access to water and essentials while you tackle the trails.

  • Features

    • Compression straps pull the waist pack into your lower back and wrap around your hips for supreme stability, even over technical terrain
    • Has enough storage capacity for ride essentials, such as a spare tube, CO2 and multi-tool and snacks
    • Includes a 1.5 L Osprey Hydraulics lumbar reservoir by Hydrapak for on-the-go hydration
    • Magnetic hipbelt bite valve attachment keeps your hydration handy; updated magnetic coupling improves hose management, even in rough terrain
    • AirScape back panel with contouring lumbar wrap provides maximum stability
    • Large zippered main compartment with reservoir sleeve; easy-access zippered front pocket with internal tool organization; dual zippered hipbelt pockets
    • Constructed from high-tenacity nylon with a PFC-free durable water repellent (DWR) coating that sheds moisture and stains
    • Nylon is recycled
    • Blinker light attachment (light not included) with reflective graphic helps you stay seen in low light
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    View all Osprey Cycling Hydration Waistpacks
  • Technical Specs

    Best Use

    Mountain Biking

    Gear Capacity (L)

    7 liters

    Gear Capacity (cu. in.)

    427 cubic inches

    Reservoir Compatible


    Reservoir Included


    Bottle(s) Included


    Liquid Capacity (fl. oz.)

    50 fluid ounces

    Liquid Capacity (L)

    1.5 liters


    1 lb. 3.2 oz.

    Fits Waist/Hips

    26-50 inches


    600-denier recycled PET polyester/400-denier recycled high-tenacity nylon

    Bite Valve Shut-off Switch



    12.5 x 8.5 x 6 inches




    Contains recycled materials

  • Reviews
    17 reviews with an average rating of 4.3 out of 5 stars

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