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Internal Frame Backpacks

(255 products)
Products (255)
Remove frame-type filter:Internal Frame
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    Top Rated
    GregoryKatmai 65 Pack - Men's
    $329.95
    35 reviews with an average rating of 4.8 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 to 65 liters
    Weight:
    4.67 to 4.74 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
    DeuterAircontact Core 60 + 10 SL Pack - Women's
    $260.00
    16 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 liters
    Weight:
    4.54 lbs
    Features:
    Reservoir Compatible
    DeuterAC Lite 22 SL Pack - Women's
    $110.00
    2 reviews with an average rating of 4.5 out of 5 stars
    Gear Capacity:
    22 liters
    Weight:
    2.06 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    Black DiamondBeta Light 45 Pack
    $429.95
    7 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    45 liters
    Weight:
    1.98 to 2.09 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Helly HansenCapacitor Pack RECCO
    $224.73
    Save 25%
    compared to  $300.00
    0 reviews
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 liters
    Weight:
    4.16 lbs
    Features:
    Reservoir Compatible
    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
    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
    OspreyUNLTD AirScape 68 Pack - Women's
    $524.73
    Save 25%
    compared to  $700.00
    3 reviews with an average rating of 4.3 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
    OspreyStratos 36 Pack - Men's
    $220.00
    25 reviews with an average rating of 4.2 out of 5 stars
    Gear Capacity:
    36 liters
    Weight:
    3.28 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    GregoryFacet 45 Pack - Women's
    $249.95
    12 reviews with an average rating of 4.4 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    42 to 48 liters
    Weight:
    2.38 to 2.62 lbs
    Features:
    Ultralight
    Reservoir Compatible
    OspreyExos Pro 55 Pack - Men's
    $320.00
    33 reviews with an average rating of 4.1 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 58 liters
    Weight:
    2.08 to 2.16 lbs
    Features:
    Reservoir Compatible
    ExpedLightning 45 Pack - Men's
    $219.95
    11 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    45 liters
    Weight:
    2.49 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Mountain HardwearPCT 65 L Pack - Women's
    $224.73
    Save 25%
    compared to  $300.00
    4 reviews with an average rating of 3.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 liters
    Weight:
    4.16 to 4.22 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    Top Rated
    MYSTERY RANCHScree 33 Pack - Women's
    $191.93
    Save 30%
    compared to  $275.00
    20 reviews with an average rating of 5.0 out of 5 stars
    Gear Capacity:
    32.8 liters
    Weight:
    3.27 lbs
    Features:
    Reservoir Compatible
    Hyperlite Mountain GearSouthwest 70 Pack
    $425.00
    17 reviews with an average rating of 4.4 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 liters
    Weight:
    2.46 lbs
    Features:
    Ultralight
    Reservoir Compatible
    GregoryJade 43 Pack - Women's
    $229.95
    29 reviews with an average rating of 4.0 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    41 to 43 liters
    Weight:
    3.4 lbs
    Features:
    Reservoir Compatible
    OspreyUNLTD AirScape 68 Pack - Women's
    $524.93
    Save 25%
    compared to  $700.00
    4 reviews with an average rating of 4.0 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    64 liters
    Weight:
    6.01 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    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
    OspreyTempest Pro 20 Pack - Women's
    $220.00
    4 reviews with an average rating of 4.8 out of 5 stars
    Gear Capacity:
    20 liters
    Weight:
    2.16 lbs
    Features:
    Reservoir Compatible
    GregoryFocal 48 Pack - Men's
    $249.95
    19 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    44 to 52 liters
    Weight:
    2.54 to 2.76 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Top Rated
    DeuterAircontact Core 50 + 10 Pack - Men's
    $240.00
    24 reviews with an average rating of 4.8 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    4.37 lbs
    Features:
    Reservoir Compatible
    OspreyRaptor Pro 18 Hydration Pack - Men's
    $209.73
    Save 25%
    compared to  $280.00
    0 reviews
    Gear Capacity:
    18 liters
    Liquid Capacity:
    2.5 liters
    Weight:
    3.31 lbs
    Features:
    Hipbelt Pockets
    REI OUTLET
    OspreyAether 55 Pack - Men's
    $325.00
    46 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 58 liters
    Weight:
    5.03 to 5.06 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    GregoryDeva 70 Pack - Women's
    $379.95
    38 reviews with an average rating of 4.8 out of 5 stars
    Trip Length/Capacity:
    Multiday, Extended
    Gear Capacity:
    65 to 75 liters
    Weight:
    4.7 to 5.1 lbs
    Features:
    Reservoir Compatible
    OspreyAriel 65 Pack - Women's
    $345.00
    37 reviews with an average rating of 4.1 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    62 to 65 liters
    Weight:
    4.85 to 4.89 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    OspreyMetron Airspeed 34 Pack
    $220.00
    5 reviews with an average rating of 4.4 out of 5 stars
    Gear Capacity:
    34 liters
    Weight:
    3.34 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    DeuterTrail 28 SL Pack - Women's
    $150.00
    11 reviews with an average rating of 4.4 out of 5 stars
    Gear Capacity:
    28 liters
    Weight:
    2.37 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    ExpedLightning 60 Pack - Women's
    $249.95
    0 reviews
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    2.4 lbs
    Features:
    Ultralight
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