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Internal Frame Backpacks

(239 products)

Products (239)

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OspreyAce 50 Pack - Kids'
$190.00
1 reviews with an average rating of 5.0 out of 5 stars
Trip Length/Capacity:
Weekend, Multiday
Gear Capacity:
50 liters
Weight:
3.63 lbs
Features:
Reservoir Compatible
Raincover Included
Top Rated
MYSTERY RANCHScree 33 Pack - Women's
$275.00
20 reviews with an average rating of 5.0 out of 5 stars
Gear Capacity:
32.8 liters
Weight:
3.27 lbs
Features:
Reservoir Compatible
GregoryKalmia 50 Pack - Women's
$309.95
11 reviews with an average rating of 4.4 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
ExpedLightning 60 Pack - Men's
$249.95
0 reviews
Trip Length/Capacity:
Multiday
Gear Capacity:
60 liters
Weight:
2.53 lbs
Features:
Ultralight
GregoryParagon 70 Pack - Men's
$319.95
0 reviews
Trip Length/Capacity:
Multiday, Extended
Gear Capacity:
66 to 70 liters
Weight:
3.62 to 3.79 lbs
Features:
Reservoir Compatible
OspreyMetron Airspeed 34 Pack
$210.00
4 reviews with an average rating of 4.8 out of 5 stars
Gear Capacity:
34 liters
Weight:
3.34 lbs
Features:
Reservoir Compatible
Raincover Included
OspreyAriel Pro 75 Pack - Women's
$400.00
1 reviews with an average rating of 5.0 out of 5 stars
Trip Length/Capacity:
Extended, Multiday
Gear Capacity:
75 liters
Weight:
4.64 to 4.74 lbs
Features:
Reservoir Compatible
OspreySopris 30 Snow Pack - Women's
$134.93
Save 25%
compared to $180.00
0 reviews
Gear Capacity:
30 liters
Weight:
2.44 lbs
Top Rated
OspreySyncro 5 Hydration Pack - Men's
$145.00
7 reviews with an average rating of 4.9 out of 5 stars
Gear Capacity:
5 liters
Liquid Capacity:
2.5 liters
Features:
Raincover Included
Top Rated
MYSTERY RANCHRadix 31 Pack - Men's
$219.00
8 reviews with an average rating of 4.8 out of 5 stars
Gear Capacity:
28.8 liters
Weight:
3.11 lbs
Features:
Reservoir Compatible
Top Rated
MYSTERY RANCHScree 33 Pack - Men's
$275.00
116 reviews with an average rating of 4.8 out of 5 stars
Gear Capacity:
32.8 liters
Weight:
3.27 lbs
Features:
Reservoir Compatible
MYSTERY RANCHRadix 31 Pack - Women's
$219.00
3 reviews with an average rating of 3.7 out of 5 stars
Gear Capacity:
28.8 liters
Weight:
3.11 lbs
Features:
Reservoir Compatible
Top Rated
OspreySyncro 12 Hydration Pack - Men's
$160.00
9 reviews with an average rating of 4.6 out of 5 stars
Gear Capacity:
12 liters
Liquid Capacity:
2.5 liters
Features:
Raincover Included
Top Rated
NEMOResolve 35 L Endless Promise Technical Active Pack - Men's
$219.95
20 reviews with an average rating of 4.7 out of 5 stars
Gear Capacity:
37.5 liters
Weight:
2.89 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
GregoryJade 63 Pack - Women's Plus Sizes
$279.95
0 reviews
Trip Length/Capacity:
Multiday
Gear Capacity:
60 to 63 liters
Weight:
4.16 to 4.42 lbs
Features:
Reservoir Compatible
Top Rated
GregoryJuno 30 H2O Pack - Women's Plus Sizes
$199.95
63 reviews with an average rating of 4.6 out of 5 stars
Gear Capacity:
30 liters
Liquid Capacity:
3 liters
Weight:
2.16 lbs
Features:
Hipbelt Pockets
GregoryJuno 24 H2O Hydration Pack - Women's
$179.95
78 reviews with an average rating of 4.5 out of 5 stars
Gear Capacity:
24 liters
Liquid Capacity:
3 liters
Weight:
1.93 lbs
Features:
Hipbelt Pockets
OspreySirrus 44 Pack - Women's
$172.73
Save 24%
compared to $230.00
3 reviews with an average rating of 4.7 out of 5 stars
Gear Capacity:
44 liters
Weight:
3.52 lbs
Features:
Reservoir Compatible
Raincover Included
REI OUTLET
Top Rated
GregoryCitro 24 H2O Hydration Pack - Men's
$179.95
85 reviews with an average rating of 4.5 out of 5 stars
Gear Capacity:
24 liters
Liquid Capacity:
3 liters
Weight:
2.02 lbs
Features:
Hipbelt Pockets
OspreySylva 12 Hydration Pack - Women's
$160.00
0 reviews
Gear Capacity:
12 liters
Liquid Capacity:
2.5 liters
Features:
Raincover Included
New arrival
Mountain HardwearGnarwhal 25 Snow Pack
$127.73
Save 24%
compared to $170.00
2 reviews with an average rating of 3.0 out of 5 stars
Gear Capacity:
25 liters
Weight:
2.66 lbs
REI OUTLET
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
OspreyUNLTD AntiGravity 64 Pack - Women's
$524.93
Save 25%
compared to $700.00
3 reviews with an average rating of 5.0 out of 5 stars
Trip Length/Capacity:
Multiday
Gear Capacity:
61 liters
Weight:
5.28 lbs
Features:
Reservoir Compatible
Raincover Included
GregoryMaven 68 Pack - Women's
$319.95
0 reviews
Trip Length/Capacity:
Multiday
Gear Capacity:
64 to 68 liters
Weight:
3.51 to 3.59 lbs
Features:
Reservoir Compatible
New arrival
Mountain HardwearSnoskiwoski 40 Snow Pack
$164.73
Save 25%
compared to $220.00
2 reviews with an average rating of 5.0 out of 5 stars
Gear Capacity:
38 to 40 liters
Weight:
2.32 to 2.63 lbs
REI OUTLET
Black DiamondTrail Vista 20 Pack
$169.95
0 reviews
Gear Capacity:
20 liters
Weight:
1.87 to 2.03 lbs
Features:
Reservoir Compatible
Raincover Included
Top Rated
Mountain HardwearPowabunga 32 Snow Pack
$149.73
Save 25%
compared to $200.00
9 reviews with an average rating of 5.0 out of 5 stars
Gear Capacity:
30 to 32 liters
Weight:
3.09 to 3.21 lbs
REI OUTLET
Top Rated
NEMOPersist 30 L Endless Promise All-Adventure Pack - Men's
$229.95
9 reviews with an average rating of 4.8 out of 5 stars
Gear Capacity:
31 liters
Weight:
3.2 lbs
Features:
Reservoir Compatible
GregoryStout 70 Plus Pack - Men's
$249.95
1 reviews with an average rating of 4.0 out of 5 stars
Trip Length/Capacity:
Extended, Multiday
Gear Capacity:
70 liters
Weight:
3.98 lbs
Features:
Reservoir Compatible