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Internal Frame Backpacks

(278 products)
Products (278)
Sort: Best Match
    MammutDucan Spine 50-60 Pack - Women's
    $167.73
    Save 35%
    compared to  $259.95
    2 reviews with an average rating of 3.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    3.11 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    OspreyAura LT 65 Pack - Women's
    $320.00
    11 reviews with an average rating of 3.6 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    63 to 65 liters
    Weight:
    3.84 to 4.01 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    Black DiamondBeta Light 45 Pack
    $429.95
    9 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    45 liters
    Weight:
    1.98 to 2.09 lbs
    Features:
    Ultralight
    Reservoir Compatible
    GregoryJade 28 Pack - Women's
    $199.95
    42 reviews with an average rating of 3.9 out of 5 stars
    Gear Capacity:
    28 liters
    Weight:
    2.92 to 3.05 lbs
    Features:
    Reservoir Compatible
    Mountain HardwearPCT 50 L Pack - Women's
    $209.73
    Save 25%
    compared to  $280.00
    3 reviews with an average rating of 4.0 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    50 liters
    Weight:
    4.11 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    OspreyUNLTD AirScape 68 Pack - Women's
    $453.73
    Save 35%
    compared to  $700.00
    4 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    64 to 68 liters
    Weight:
    5.82 to 6.01 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    GregoryBaltoro 85 Pro Pack - Men's
    $293.93
    Save 30%
    compared to  $419.95
    25 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    80 to 90 liters
    Weight:
    5.29 to 5.89 lbs
    Features:
    Reservoir Compatible
    DeuterFutura Pro Jaypack 36 Pack - Men's
    $224.93
    Save 25%
    compared to  $300.00
    6 reviews with an average rating of 4.3 out of 5 stars
    Gear Capacity:
    36 liters
    Weight:
    5.12 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    ALPS MountaineeringExpedition 50 Pack
    $187.73
    Save 24%
    compared to  $249.99
    0 reviews
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    50 liters
    Weight:
    4.63 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    MYSTERY RANCHRadix 57 Pack - Women's
    $208.93
    Save 30%
    compared to  $299.00
    2 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    59.6 liters
    Weight:
    3.83 lbs
    Features:
    Reservoir Compatible
    Top Rated
    Black DiamondTrail Vista 20 Pack
    $169.95
    6 reviews with an average rating of 5.0 out of 5 stars
    Gear Capacity:
    20 liters
    Weight:
    1.87 to 2.03 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    ALPS MountaineeringCaldera 75 Pack
    $187.73
    Save 24%
    compared to  $249.99
    1 reviews with an average rating of 2.0 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    75 liters
    Weight:
    5.69 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Hyperlite Mountain GearSouthwest 70 Pack
    $429.00
    2 reviews with an average rating of 3.0 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 liters
    Weight:
    2.13 to 2.37 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Top Rated
    GregoryDeva 80 Pro Pack - Women's
    $293.93
    Save 30%
    compared to  $419.95
    8 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    75 to 80 liters
    Weight:
    5.18 to 5.22 lbs
    Features:
    Reservoir Compatible
    REI Co-opPassage 55+10 Pack - Kids'
    $179.00
    6 reviews with an average rating of 3.7 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 liters
    Weight:
    3.25 lbs
    Features:
    Reservoir Compatible
    GregoryBaltoro 100 Pro Pack - Men's
    $307.93
    Save 30%
    compared to  $439.95
    17 reviews with an average rating of 4.1 out of 5 stars
    Trip Length/Capacity:
    Extended
    Gear Capacity:
    95 to 105 liters
    Weight:
    5.56 to 6.08 lbs
    Features:
    Reservoir Compatible
    Top Rated
    OspreyAether 65 Pack - Men's
    $345.00
    97 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 to 68 liters
    Weight:
    4.92 to 4.96 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    OspreySylva 12 Hydration Pack - Women's
    $119.93
    Save 25%
    compared to  $160.00
    0 reviews
    Gear Capacity:
    12 liters
    Liquid Capacity:
    2.5 liters
    Features:
    Raincover Included
    Top Rated
    DeuterSpeed Lite 13 Pack
    $60.00
    12 reviews with an average rating of 4.5 out of 5 stars
    Gear Capacity:
    13 liters
    Weight:
    1.86 lbs
    Features:
    Reservoir Compatible
    ALPS MountaineeringFactor 40 Pack
    $134.73
    Save 25%
    compared to  $179.99
    0 reviews
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    40 liters
    Weight:
    2.88 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    OspreyKyte 38 Pack - Women's
    $210.00
    21 reviews with an average rating of 4.9 out of 5 stars
    Gear Capacity:
    36 to 38 liters
    Weight:
    3.88 to 4.06 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    GregoryZulu 24 LT Pack - Men's
    $169.95
    11 reviews with an average rating of 4.6 out of 5 stars
    Gear Capacity:
    24 liters
    Weight:
    2.32 lbs
    Features:
    Reservoir Compatible
    GregorySalvo 8 H2O Hydration Pack - Men's
    $104.73
    Save 25%
    compared to  $139.95
    2 reviews with an average rating of 4.0 out of 5 stars
    Gear Capacity:
    8 liters
    Liquid Capacity:
    3 liters
    Weight:
    1.78 lbs
    Features:
    Hipbelt Pockets
    REI OUTLET
    ALPS MountaineeringExpedition 75 Pack
    $202.73
    Save 24%
    compared to  $269.99
    0 reviews
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    75 liters
    Weight:
    5.56 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    OspreyAura AG LT 50 Pack - Women's
    $290.00
    5 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    48 to 50 liters
    Weight:
    3.79 to 3.97 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    OspreyKestrel 48 Pack - Men's
    $230.00
    23 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    46 to 48 liters
    Weight:
    4.44 to 4.62 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    ALPS MountaineeringNomad RT 38 Pack
    $164.73
    Save 25%
    compared to  $219.99
    0 reviews
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    42 liters
    Weight:
    4.37 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    GregoryZulu 30 Pack - Men's
    $199.95
    61 reviews with an average rating of 4.3 out of 5 stars
    Gear Capacity:
    30 liters
    Weight:
    3.04 to 3.12 lbs
    Features:
    Reservoir Compatible
    Top Rated
    DeuterSpeed Lite Pro 25 Pack - Men's
    $130.00
    14 reviews with an average rating of 4.5 out of 5 stars
    Gear Capacity:
    25 liters
    Weight:
    1.04 lbs
    Features:
    Reservoir Compatible
    DeuterTrail 30 Pack - Men's
    $150.00
    12 reviews with an average rating of 4.2 out of 5 stars
    Gear Capacity:
    30 liters
    Weight:
    2.5 lbs
    Features:
    Reservoir Compatible
    Raincover Included
Sort: Best Match

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