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Internal Frame Backpacks

(243 products)
Products (243)
Remove frame-type filter:Internal Frame
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    GregoryJade 28 Pack - Women's
    $199.95
    34 reviews with an average rating of 4.0 out of 5 stars
    Gear Capacity:
    28 liters
    Weight:
    2.92 to 3.05 lbs
    Features:
    Reservoir Compatible
    Top Rated
    GregoryJade 24 LT Pack - Women's
    $169.95
    21 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
    GregoryBaltoro 75 Pack - Men's
    $379.95
    107 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
    GregoryKalmia 50 Pack - Women's
    $186.73
    Save 35%
    compared to  $289.95
    7 reviews with an average rating of 3.6 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    45 to 50 liters
    Weight:
    4.3 to 4.37 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    OspreyManta 24 Hydration Pack - Men's
    $200.00
    26 reviews with an average rating of 4.3 out of 5 stars
    Gear Capacity:
    24 liters
    Liquid Capacity:
    2.5 liters
    Weight:
    2.95 lbs
    Features:
    Hipbelt Pockets
    Raincover Included
    New arrival
    ALPS MountaineeringCaldera 75 Pack
    $187.73
    Save 24%
    compared to  $249.99
    0 reviews
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    75 liters
    Weight:
    5.69 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
  • Sale Ends Jul 7
    OspreySirrus 36 Pack - Women's
    $164.99
    Save 25%
    compared to  $220.00
    8 reviews with an average rating of 3.1 out of 5 stars
    Gear Capacity:
    36 liters
    Weight:
    3.15 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    OspreyRenn 65 Pack - Womens
    $190.00
    5 reviews with an average rating of 4.0 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 liters
    Weight:
    3.6 to 3.79 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI Co-opTraverse 35 Pack - Women's
    $159.00
    0 reviews
    Gear Capacity:
    35 liters
    Weight:
    3.19 to 3.44 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    OspreyAriel Plus 60 Pack - Women's
    $272.73
    Save 30%
    compared to  $390.00
    0 reviews
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    58 to 60 liters
    Weight:
    5.42 to 5.65 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    GregoryJuno 30 H2O Hydration Pack - Women's
    $199.95
    63 reviews with an average rating of 4.5 out of 5 stars
    Gear Capacity:
    30 liters
    Liquid Capacity:
    3 liters
    Weight:
    2.06 lbs
    Features:
    Hipbelt Pockets
    Top Rated
    GregoryDeva 70 Pack - Women's
    $379.95
    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
    36 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-opFlash Air 50 Pack - Men's
    $299.00
    35 reviews with an average rating of 3.9 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    49 to 51 liters
    Weight:
    1.81 to 1.94 lbs
    Features:
    Ultralight
    Reservoir Compatible
    REI Co-opTraverse 60 Pack - Men's
    $249.00
    3 reviews with an average rating of 3.7 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
    REI Co-opTraverse 60 Pack - Women's
    $249.00
    6 reviews with an average rating of 4.2 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
    GregoryParagon 58 Pack - Men's
    $194.73
    Save 25%
    compared to  $259.95
    1 reviews with an average rating of 3.0 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 liters
    Weight:
    3.5 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    GregoryMaven 58 Pack - Women's
    $299.95
    2 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    54 to 58 liters
    Weight:
    3.4 to 3.51 lbs
    Features:
    Reservoir Compatible
    New arrival
    Mountain HardwearJMT 25 L Pack - Women's
    $119.73
    Save 25%
    compared to  $160.00
    0 reviews
    Gear Capacity:
    25 liters
    Weight:
    2.27 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    ALPS MountaineeringHydro Trail 17 Hydration Pack
    $119.73
    Save 25%
    compared to  $159.99
    0 reviews
    Gear Capacity:
    17 liters
    Liquid Capacity:
    3 liters
    Weight:
    2.13 lbs
    Features:
    Raincover Included
    REI OUTLET
    GregoryMaven 55 Pack - Women's
    $194.73
    Save 25%
    compared to  $259.95
    0 reviews
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 liters
    Weight:
    3.38 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    GregoryKatmai 65 Pack - Men's Plus Sizes
    $231.73
    Save 25%
    compared to  $309.95
    15 reviews with an average rating of 4.9 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    5 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    ALPS MountaineeringBoulder 30 Pack
    $89.73
    Save 30%
    compared to  $129.99
    0 reviews
    Gear Capacity:
    30 liters
    Weight:
    1.75 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    GregoryKalmia 60 Pack - Women's
    $231.73
    Save 25%
    compared to  $309.95
    0 reviews
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 60 liters
    Weight:
    4.41 to 4.48 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    Top Rated
    GregoryDeva 60 Pack - Women's
    $349.95
    42 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
    MammutDucan Spine 28-35 Pack - Women's
    $145.73
    Save 35%
    compared to  $224.95
    5 reviews with an average rating of 3.6 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    35 liters
    Weight:
    3.09 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated
    OspreyAether Plus 70 Pack - Men's
    $410.00
    24 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Multiday, Extended
    Gear Capacity:
    68 to 70 liters
    Weight:
    5.61 to 6.17 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI Co-opFlash Air 50 Pack - Women's
    $299.00
    23 reviews with an average rating of 3.9 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    49 to 51 liters
    Weight:
    1.75 to 1.87 lbs
    Features:
    Ultralight
    Reservoir Compatible
    Top Rated
    OspreyAriel 55 Pack - Women's
    $300.00
    21 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
    OspreyAether Plus 100 Pack - Men's
    $450.00
    13 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Extended
    Gear Capacity:
    98 to 100 liters
    Weight:
    6.39 to 6.69 lbs
    Features:
    Reservoir Compatible
    Raincover Included
61–90 of 243 products
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