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Internal Frame Backpacking Packs

(132 products)
Products (132)
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Sort: Best Match
    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
    OspreyAura AG 50 Pack - Women's
    $315.00
    21 reviews with an average rating of 3.9 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    47 to 50 liters
    Weight:
    4.16 to 4.29 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    OspreyAtmos AG LT 50 Pack - Men's
    $270.00
    5 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    50 to 53 liters
    Weight:
    4 to 4.18 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated
    GregoryFocal 58 Pack - Men's
    $269.95
    26 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    54 to 62 liters
    Weight:
    2.58 to 2.8 lbs
    Features:
    Ultralight
    Reservoir Compatible
    GregoryZulu 45 Pack - Men's
    $229.95
    34 reviews with an average rating of 4.1 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    43 to 45 liters
    Weight:
    3.52 to 3.71 lbs
    Features:
    Reservoir Compatible
    MammutDucan Spine 28-35 Pack - Women's
    $145.73
    Save 35%
    compared to  $224.95
    Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
    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
    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
    Top Rated
    GregoryKalmia 60 Pack - Women's Plus Sizes
    $199.73
    Save 35%
    compared to  $309.95
    Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
    30 reviews with an average rating of 4.9 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 60 liters
    Weight:
    4.7 to 4.78 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    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
    OspreyAether Plus 85 Pack - Men's
    $440.00
    21 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
    GregoryJade 43 Pack - Women's
    $229.95
    26 reviews with an average rating of 3.9 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    41 to 43 liters
    Weight:
    3.4 lbs
    Features:
    Reservoir Compatible
    OspreyAether Pro 75 Pack - Men's
    $400.00
    2 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    75 liters
    Weight:
    4.86 to 4.97 lbs
    Features:
    Reservoir Compatible
    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
    Top Rated
    GregoryStout 70 Pack - Men's
    $249.95
    12 reviews with an average rating of 4.9 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 liters
    Weight:
    3.65 lbs
    Features:
    Reservoir Compatible
    OspreyRenn 50 Pack - Women's
    $180.00
    0 reviews
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    50 liters
    Weight:
    3.5 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    OspreyAura AG LT 50 Pack - Women's
    $270.00
    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
    GregoryZulu 65 Pack - Men's
    $279.95
    13 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    63 to 65 liters
    Weight:
    4.21 to 4.73 lbs
    Features:
    Reservoir Compatible
    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
    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
    OspreyTempest Pro 40 Pack - Women's
    $260.00
    0 reviews
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    38 to 40 liters
    Weight:
    2.86 to 3.01 lbs
    Features:
    Reservoir Compatible
    Top Rated
    GregoryBaltoro 85 Pro Pack - Men's
    $419.95
    22 reviews with an average rating of 4.5 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
    GregoryStout 45 Pack - Men's
    $209.95
    4 reviews with an average rating of 4.8 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    45 liters
    Weight:
    2.95 lbs
    Features:
    Reservoir Compatible
    NEMOPersist 45 L Endless Promise All-Adventure Pack - Women's
    $259.95
    4 reviews with an average rating of 5.0 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    42 liters
    Weight:
    3.42 lbs
    Features:
    Reservoir Compatible
    GregoryBaltoro 100 Pro Pack - Men's
    $439.95
    16 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
    OspreyAriel Plus 70 Pack - Women's
    $410.00
    10 reviews with an average rating of 4.8 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 liters
    Weight:
    5.65 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    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
    OspreyEja Pro 55 Pack - Women's
    $290.00
    17 reviews with an average rating of 3.4 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    52 to 55 liters
    Weight:
    1.93 to 2.06 lbs
    Features:
    Reservoir Compatible
    MammutDucan Spine 50-60 Pack - Women's
    $167.73
    Save 35%
    compared to  $259.95
    Members use code OUT4JUL25 for $20 off $100+ at REI Outlet
    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
    MYSTERY RANCHRadix 57 Pack - Women's
    $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
    OspreyTalon Pro 40 Pack - Men's
    $260.00
    1 reviews with an average rating of 3.0 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    40 to 42 liters
    Weight:
    3.18 to 3.32 lbs
    Features:
    Reservoir Compatible
61–90 of 132 products
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