Skip to search results
loaded 179 results

Internal Frame Backpacking Packs

(179 products)
Products (179)
Remove frame-type filter:Internal Frame
Sort: Best Match

    REI Co-opTrailmade 60 Pack - Men's

    $89.83
    Save 49%
    compared to  $179.00
    28 reviews with an average rating of 4.4 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    3.38 to 3.69 lbs
    Features:
    Reservoir Compatible

    REI Co-opTrailmade 60 Pack - Women's

    $89.83
    Save 49%
    compared to  $179.00
    19 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    3.25 to 3.62 lbs
    Features:
    Reservoir Compatible
    Top Rated

    GregoryStout 60 Pack - Men's

    $163.73
    Save 25%
    compared to  $219.95
    13 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    3.55 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
    Top Rated

    GregoryMaven 55 Pack - Women's

    $154.83
    Save 40%
    compared to  $259.95
    64 reviews with an average rating of 4.6 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    52 to 55 liters
    Weight:
    3.19 to 3.37 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    Top Rated

    GregoryStout 35 Pack - Men's

    $134.73
    Save 25%
    compared to  $179.95
    15 reviews with an average rating of 4.9 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    35 liters
    Weight:
    2.8 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET

    REI Co-opTarn 40 Pack - Kids'

    $64.83
    Save 45%
    compared to  $119.00
    52 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    40 liters
    Weight:
    2.63 lbs
    Features:
    Reservoir Compatible

    OspreyAtmos AG 65 Pack - Men's

    $340.00
    76 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
  • Sale Ends Nov 25
    Top Rated

    OspreyAether 65 Pack - Men's

    $239.99
    Save 25%
    compared to  $320.00
    68 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 to 68 liters
    Weight:
    2.12 to 5.19 lbs
    Features:
    Reservoir Compatible
    Raincover Included
  • Sale Ends Nov 25

    REI Co-opFlash Air 50 Pack - Men's

    $209.29
    Save 30%
    compared to  $299.00
    26 reviews with an average rating of 4.1 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

    Big AgnesProspector 50 L Pack - Men's

    $159.73
    Save 30%
    compared to  $229.95
    5 reviews with an average rating of 4.0 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    50 liters
    Weight:
    3.06 to 3.2 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
  • Sale Ends Today
    Top Rated

    Mountain HardwearPCT 70 L Pack

    $148.73
    Save 50%
    compared to  $300.00
    21 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Extended, Multiday
    Gear Capacity:
    70 liters
    Weight:
    4.22 lbs
    Features:
    Reservoir Compatible
    REI OUTLET

    REI Co-opTraverse 60 Pack - Men's

    $124.83
    Save 49%
    compared to  $249.00
    56 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    58 to 62 liters
    Weight:
    4.19 to 4.31 lbs
    Features:
    Reservoir Compatible
    Raincover Included
  • Sale Ends Today

    Mountain HardwearPCT 55 L Pack - Men's

    $138.73
    Save 50%
    compared to  $280.00
    10 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 liters
    Weight:
    4.14 to 4.15 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
    Top Rated

    OspreyKestrel 48 Pack - Men's

    $220.00
    12 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    46 to 48 liters
    Weight:
    4.44 to 4.62 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    OspreyRook 65 Pack - Men's

    $190.00
    5 reviews with an average rating of 3.4 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 liters
    Weight:
    3.7 to 3.9 lbs
    Features:
    Reservoir Compatible
    Raincover Included

    OspreyEja 58 Pack - Women's

    $194.93 - $260.00
    42 reviews with an average rating of 4.5 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 to 58 liters
    Weight:
    2.72 to 2.82 lbs
    Features:
    Reservoir Compatible
    Top Rated

    REI Co-opTarn 65 Pack - Kids'

    $89.83
    Save 45%
    compared to  $165.00
    9 reviews with an average rating of 4.9 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 liters
    Weight:
    3.88 lbs
    Features:
    Reservoir Compatible
  • Sale Ends Today

    GregoryJade 63 Pack - Women's

    $110.73
    Save 55%
    compared to  $249.95
    4 reviews with an average rating of 4.8 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    63 liters
    Weight:
    3.48 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
  • Sale Ends Today

    GregoryDenali 100 Pack

    $217.73
    Save 50%
    compared to  $439.95
    0 reviews
    Trip Length/Capacity:
    Extended
    Gear Capacity:
    97 to 103 liters
    Weight:
    6.26 to 6.88 lbs
    Features:
    Reservoir Compatible
    REI OUTLET

    REI Co-opTraverse 60 Pack - Women's

    $124.83
    Save 49%
    compared to  $249.00
    49 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    58 to 62 liters
    Weight:
    4.12 to 4.25 lbs
    Features:
    Reservoir Compatible
    Raincover Included
  • Sale Ends Nov 25

    REI Co-opTarn 40 Pack - Kids'

    $83.29
    Save 30%
    compared to  $119.00
    0 reviews
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    40 liters
    Weight:
    2.44 lbs
    Features:
    Reservoir Compatible
    Top Rated

    OspreyRook 50 Pack - Men's

    $180.00
    6 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    50 liters
    Weight:
    3.6 lbs
    Features:
    Reservoir Compatible
    Raincover Included
  • Sale Ends Nov 25

    OspreyAether Plus 100 Pack - Men's

    $337.49
    Save 25%
    compared to  $450.00
    3 reviews with an average rating of 4.7 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
  • Sale Ends Today

    MountainsmithScream 55 Pack

    $77.73
    Save 51%
    compared to  $159.95
    2 reviews with an average rating of 4.0 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 liters
    Weight:
    2.75 lbs
    Features:
    Reservoir Compatible
    REI OUTLET

    GregoryZulu 45 Pack - Men's

    $199.95
    22 reviews with an average rating of 4.3 out of 5 stars
    Trip Length/Capacity:
    Weekend
    Gear Capacity:
    43 to 45 liters
    Weight:
    3.52 to 3.71 lbs
    Features:
    Reservoir Compatible
  • Sale Ends Today

    Mountain HardwearPCT 65 L Pack - Women's

    $148.73
    Save 50%
    compared to  $300.00
    6 reviews with an average rating of 4.2 out of 5 stars
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    65 liters
    Weight:
    4.16 to 4.22 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
  • Sale Ends Today

    GregoryKalmia 60 Pack - Women's

    $199.73
    Save 35%
    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
  • Sale Ends Today

    ALPS MountaineeringNomad RT 50 Pack

    $112.73
    Save 50%
    compared to  $229.99
    0 reviews
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    60 liters
    Weight:
    4.81 lbs
    Features:
    Reservoir Compatible
    Raincover Included
    REI OUTLET
  • Sale Ends Today

    Mountain HardwearPCT 50 L Pack - Women's

    $138.73
    Save 50%
    compared to  $280.00
    3 reviews with an average rating of 4.7 out of 5 stars
    Trip Length/Capacity:
    Weekend, Multiday
    Gear Capacity:
    50 liters
    Weight:
    4.08 to 4.11 lbs
    Features:
    Reservoir Compatible
    REI OUTLET
  • Sale Ends Today

    DeuterAircontact Ultra 50 + 5 Pack - Men's

    $148.73
    Save 40%
    compared to  $250.00
    0 reviews
    Trip Length/Capacity:
    Multiday
    Gear Capacity:
    55 liters
    Weight:
    2.69 lbs
    Features:
    Ultralight
    Reservoir Compatible
    REI OUTLET
1–30 of 179 products
Sort: Best Match

Related Expert Advice articles