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Internal Frame Hiking Backpacks

(286 products)
Products (286)
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    OspreyAtmos AG 65 Pack - Men's
    $370.00
    136 reviews with an average rating of 4.5 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
    OspreyRook 65 Pack - Men's
    $205.00
    18 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 liters
    Weight:
    3.7 to 3.9 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    Mountain HardwearAMG 105 Pack
    $490.00
    27 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Extended
    Gear Capacity:
    105 to 109 liters
    Weight:
    5.13 to 5.24 lbs
    Features:
    Reservoir Compatible
    OspreyEja 48 Pack - Women's
    $265.00
    16 reviews with an average rating of 3.7 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    45 to 48 liters
    Weight:
    2.67 to 2.76 lbs
    Features:
    Reservoir Compatible
    REI Co-opTrail 25 Pack
    $99.95
    168 reviews with an average rating of 4.4 out of 5 stars
    Gear Capacity:
    25 liters
    Weight:
    1.81 to 1.87 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    OspreyKestrel 38 Pack - Men's
    $156.73
    Save 25%
    compared to  $210.00
    4 reviews with an average rating of 5.0 out of 5 stars
    Gear Capacity:
    36 to 38 liters
    Weight:
    4.07 to 4.24 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    REI Co-opTrail 40 Pack - Men's
    $159.00
    51 reviews with an average rating of 4.5 out of 5 stars
    Gear Capacity:
    40 to 41 liters
    Weight:
    2.75 to 3 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    OspreyMira 32 Hydration Pack - Women's
    $164.73
    Save 25%
    compared to  $220.00
    32 reviews with an average rating of 4.7 out of 5 stars
    Gear Capacity:
    32 liters
    Liquid Capacity:
    2.5 liters
    Weight:
    3.39 lbs
    Features:
    Hipbelt Pockets
    Raincover Included
    REI OUTLET
    GregoryParagon 58 Pack - Closeout - Men's
    $167.73
    Save 40%
    compared to  $279.95
    5 reviews with an average rating of 4.4 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 58 liters
    Weight:
    3.5 to 3.56 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    GregoryBaltoro 75 Pack - Closeout - Men's
    $226.73
    Save 40%
    compared to  $379.95
    81 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 to 75 liters
    Weight:
    4.8 to 5 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    GregoryBaltoro 65 Pack - Closeout - Men's
    $213.73
    Save 38%
    compared to  $349.95
    109 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 to 65 liters
    Weight:
    4.72 to 4.92 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    Top Rated
    GregoryDeva 60 Pack - Closeout - Women's
    $163.73
    Save 53%
    compared to  $349.95
    8 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 65 liters
    Weight:
    4.61 to 4.96 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    GregoryMaven 55 Pack - Closeout - Women's
    $154.73
    Save 42%
    compared to  $269.95
    4 reviews with an average rating of 3.8 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    52 to 55 liters
    Weight:
    3.31 to 3.38 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    OspreySirrus 24 Pack - Women's
    $134.73
    Save 25%
    compared to  $180.00
    5 reviews with an average rating of 4.4 out of 5 stars
    Gear Capacity:
    24 liters
    Weight:
    2.56 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    REI Co-opTrail 40 Pack - Women's
    $159.00
    29 reviews with an average rating of 4.6 out of 5 stars
    Gear Capacity:
    40 to 41 liters
    Weight:
    2.56 to 2.87 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    REI Co-opTrailmade 60 Pack - Men's
    $189.00
    11 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    3.31 to 3.5 lbs
    Features:
    Reservoir Compatible
    Top Rated
    GregoryArrio 18 Pack
    $57.73
    Save 35%
    compared to  $89.95
    12 reviews with an average rating of 4.6 out of 5 stars
    Gear Capacity:
    18 liters
    Weight:
    1.39 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    Hyperlite Mountain GearUnbound 40 Pack
    $385.00 - $405.00
    2 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    40 liters
    Weight:
    1.92 to 2.05 lbs
    Features:
    Ultralight
    REI Co-opFlash 55 Pack - Men's
    $229.00
    87 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
    REI Co-opTrailmade 60 Pack - Men's
    $106.83
    Save 40%
    compared to  $179.00
    11 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    3.38 to 3.69 lbs
    Features:
    Reservoir Compatible
    Top Rated
    GregoryMaven 45 Pack - Closeout - Women's
    $148.73
    Save 35%
    compared to  $229.95
    7 reviews with an average rating of 4.9 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    42 to 45 liters
    Weight:
    3.25 to 3.31 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    OspreyStratos 36 Pack - Men's
    $164.73
    Save 25%
    compared to  $220.00
    13 reviews with an average rating of 3.5 out of 5 stars
    Gear Capacity:
    36 liters
    Weight:
    3.28 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    OspreyTempest 22 Pack - Women's
    $175.00
    49 reviews with an average rating of 4.7 out of 5 stars
    Gear Capacity:
    22 liters
    Weight:
    2.38 to 2.98 lbs
    Features:
    Reservoir Compatible
    Top Rated
    Mountain HardwearJMT 35 L Pack
    $134.73
    Save 25%
    compared to  $180.00
    54 reviews with an average rating of 4.7 out of 5 stars
    Gear Capacity:
    35 liters
    Weight:
    2.6 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    Top Rated
    REI Co-opTarn 40 Pack - Kids'
    $129.00
    15 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
    Hyperlite Mountain GearSouthwest 55 Pack
    $420.00
    7 reviews with an average rating of 4.1 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 liters
    Weight:
    1.86 to 2.04 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Top Rated
    REI Co-opTraverse 35 Pack - Men's
    $179.00
    13 reviews with an average rating of 4.7 out of 5 stars
    Gear Capacity:
    35 liters
    Weight:
    3.25 to 3.5 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    GregoryCitro 24 Pack - Men's
    $111.73
    Save 25%
    compared to  $149.95
    45 reviews with an average rating of 4.7 out of 5 stars
    Gear Capacity:
    24 liters
    Weight:
    2.02 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    GregorySalvo 16 H20 Hydration Pack - Men's
    $81.73
    Save 45%
    compared to  $149.95
    1 reviews with an average rating of 5.0 out of 5 stars
    Gear Capacity:
    16 liters
    Liquid Capacity:
    3 liters
    Weight:
    1.82 lbs
    Features:
    Hipbelt Pockets
    REI OUTLET
    OspreyTempest 20 Pack - Women's
    $102.73
    Save 35%
    compared to  $160.00
    162 reviews with an average rating of 4.1 out of 5 stars
    Gear Capacity:
    18 to 20 liters
    Weight:
    2.04 to 2.21 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
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