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Internal Frame Backpacks

(248 products)
Products (248)
Remove frame-type filter:Internal Frame
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    Staff Pick

    REI Co-opTrail 25 Pack

    $99.95
    81 reviews with an average rating of 4.3 out of 5 stars
    Gear Capacity:
    25 liters
    Weight:
    1.81 to 1.87 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    OspreyViva 65 Pack - Women's

    $164.73
    Save 25%
    compared to  $220.00
    0 reviews
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 liters
    Weight:
    4.07 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET

    REI Co-opTrail 40 Pack - Men's

    $149.00
    31 reviews with an average rating of 4.3 out of 5 stars
    Gear Capacity:
    40 to 41 liters
    Weight:
    2.75 to 3 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    REI Co-opTrail 40 Pack - Women's

    $149.00
    13 reviews with an average rating of 4.5 out of 5 stars
    Gear Capacity:
    40 to 41 liters
    Weight:
    2.56 to 2.87 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    OspreyAtmos AG 65 Pack - Men's

    $340.00
    102 reviews with an average rating of 4.4 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 to 68 liters
    Weight:
    4.61 to 4.81 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    OspreyEja 58 Pack - Women's

    $260.00
    51 reviews with an average rating of 4.4 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 58 liters
    Weight:
    2.72 to 2.82 lbs
    Features:
    Reservoir Compatible
    Staff Pick

    REI Co-opFlash 55 Pack - Men's

    $199.00
    67 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    53 to 57 liters
    Weight:
    2.75 to 2.87 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Top Rated

    OspreyHikelite 26 Pack

    $115.00
    22 reviews with an average rating of 4.7 out of 5 stars
    Gear Capacity:
    26 liters
    Weight:
    1.62 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated

    OspreyTempest 22 Pack - Women's

    $160.00
    5 reviews with an average rating of 5.0 out of 5 stars
    Gear Capacity:
    22 liters
    Weight:
    2.38 to 2.98 lbs
    Features:
    Reservoir Compatible
    Top Rated

    OspreyAether 65 Pack - Men's

    $320.00
    83 reviews with an average rating of 4.5 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

    OspreyStratos 24 Pack - Men's

    $180.00
    72 reviews with an average rating of 4.4 out of 5 stars
    Gear Capacity:
    24 liters
    Weight:
    2.78 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated

    GregoryBaltoro 75 Pack - Men's

    $359.95
    104 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 to 80 liters
    Weight:
    4.8 to 5.4 lbs
    Features:
    Reservoir Compatible
    Top Rated

    OspreyAriel 55 Pack - Women's

    $300.00
    20 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    52 to 55 liters
    Weight:
    4.77 to 4.82 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated

    GregoryDeva 60 Pack - Women's

    $329.95
    40 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 65 liters
    Weight:
    4.61 to 4.96 lbs
    Features:
    Reservoir Compatible

    OspreyAura AG 65 Pack - Women's

    $340.00
    42 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    62 to 65 liters
    Weight:
    4.47 to 4.6 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated

    REI Co-opTarn 40 Pack - Kids'

    $119.00
    6 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    40 liters
    Weight:
    2.44 lbs
    Features:
    Reservoir Compatible
    Top Rated

    OspreyMira 22 Hydration Pack - Women's

    $200.00
    10 reviews with an average rating of 4.6 out of 5 stars
    Gear Capacity:
    22 liters
    Liquid Capacity:
    2.5 liters
    Weight:
    2.88 lbs
    Features:
    Hipbelt Pockets
    Raincover Included

    Hyperlite Mountain GearSouthwest 55 Pack

    $379.00 - $399.00
    68 reviews with an average rating of 3.8 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 liters
    Weight:
    2.16 to 2.32 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Top Rated

    OspreyMira 32 Hydration Pack - Women's

    $220.00
    22 reviews with an average rating of 4.8 out of 5 stars
    Gear Capacity:
    32 liters
    Liquid Capacity:
    2.5 liters
    Weight:
    3.02 lbs
    Features:
    Hipbelt Pockets
    Raincover Included

    REI Co-opTraverse 60 Pack - Men's

    $249.00
    1 reviews with an average rating of 4.0 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 to 62 liters
    Weight:
    4.5 to 4.81 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    OspreyAether Plus 85 Pack - Men's

    $440.00
    20 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Extended
    Gear Capacity:
    85 liters
    Weight:
    6.23 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated

    OspreyStratos 34 Pack - Men's

    $200.00
    65 reviews with an average rating of 4.7 out of 5 stars
    Gear Capacity:
    34 liters
    Weight:
    3.15 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated

    GregoryJade 24 LT Pack - Women's

    $149.95
    17 reviews with an average rating of 4.8 out of 5 stars
    Gear Capacity:
    24 liters
    Weight:
    2.23 lbs
    Features:
    Reservoir Compatible
    Top Rated

    GregoryDeva 70 Pack - Women's

    $359.95
    34 reviews with an average rating of 4.9 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
    Top Rated

    OspreyAtmos AG 50 Pack - Men's

    $315.00
    35 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    50 to 53 liters
    Weight:
    4.32 to 4.51 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    REI Co-opTrailmade 60 Pack - Men's

    $179.00
    3 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    3.38 to 3.69 lbs
    Features:
    Reservoir Compatible

    OspreyRook 50 Pack - Men's

    $180.00
    10 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    50 liters
    Weight:
    3.6 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    OspreySirrus 24 Pack - Women's

    $180.00
    59 reviews with an average rating of 4.3 out of 5 stars
    Gear Capacity:
    24 liters
    Weight:
    2.73 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated

    REI Co-opTraverse 35 Pack - Men's

    $159.00
    6 reviews with an average rating of 5.0 out of 5 stars
    Gear Capacity:
    35 liters
    Weight:
    3.25 to 3.5 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    REI Co-opTraverse 60 Pack - Women's

    $249.00
    3 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 to 62 liters
    Weight:
    4.31 to 4.75 lbs
    Features:
    Reservoir Compatible
    Raincover Included
1–30 of 248 products
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