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Internal Frame Backpacks
(235 products)Products (235)
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- OspreyRenn 50 Pack - Women's$180.00Trip Length/Capacity:Weekend, MultidayGear Capacity:50 litersWeight:3.5 lbsFeatures:Reservoir Compatible
Raincover Included - OspreyAether Plus 100 Pack - Men'sTop Rated$450.00Trip Length/Capacity:ExtendedGear Capacity:98 to 100 litersWeight:6.39 to 6.69 lbsFeatures:Reservoir Compatible
Raincover Included - OspreySkarab 22 Hydration Pack - Men's$130.00Gear Capacity:22 litersLiquid Capacity:2.5 litersWeight:1.36 lbs
- GregoryFacet 45 Pack - Women's$249.95Trip Length/Capacity:WeekendGear Capacity:42 to 48 litersWeight:2.38 to 2.62 lbsFeatures:Ultralight
Reservoir Compatible - GregoryParagon 60 Pack - Men's$299.95Trip Length/Capacity:MultidayGear Capacity:56 to 60 litersWeight:3.53 to 3.73 lbsFeatures:Reservoir Compatible
- GregoryZulu 30 Pack - Men's$199.95Gear Capacity:30 litersWeight:3.04 to 3.12 lbsFeatures:Reservoir Compatible
- GregoryWander 70 Pack - Kids'Top Rated$219.95Trip Length/Capacity:Extended, MultidayGear Capacity:70 litersWeight:3.4 lbsFeatures:Reservoir Compatible
- OspreyAtmos AG LT 50 Pack - Men'sTop Rated$270.00Trip Length/Capacity:Weekend, MultidayGear Capacity:50 to 53 litersWeight:4 to 4.18 lbsFeatures:Reservoir Compatible
Raincover Included - OspreyAether Plus 70 Pack - Men'sTop Rated$410.00Trip Length/Capacity:Multiday, ExtendedGear Capacity:68 to 70 litersWeight:5.61 to 6.17 lbsFeatures:Reservoir Compatible
Raincover Included - Mountain HardwearAlpine Light Roll-Top 45 L Pack$350.00Trip Length/Capacity:WeekendGear Capacity:45 litersWeight:2.43 lbsFeatures:Ultralight
- GregoryFocal 48 Pack - Men's$249.95Trip Length/Capacity:Weekend, MultidayGear Capacity:44 to 52 litersWeight:2.54 to 2.76 lbsFeatures:Ultralight
Reservoir Compatible - MYSTERY RANCHRadix 57 Pack - Men'sTop Rated$299.00Trip Length/Capacity:MultidayGear Capacity:59.6 litersWeight:3.83 lbsFeatures:Reservoir Compatible
- GregoryFacet 55 Pack - Women's$269.95Trip Length/Capacity:MultidayGear Capacity:52 to 58 litersWeight:2.45 to 2.67 lbsFeatures:Ultralight
Reservoir Compatible - DeuterTrail 18 Pack - Men's$120.00Gear Capacity:18 litersWeight:2.19 lbsFeatures:Reservoir Compatible
Raincover Included - GregoryDeva 70 Pack - Women'sTop Rated$379.95Trip Length/Capacity:Multiday, ExtendedGear Capacity:65 to 75 litersWeight:4.7 to 5.1 lbsFeatures:Reservoir Compatible
- NEMOPersist 45 L Endless Promise All-Adventure Pack - Men'sTop Rated$259.95Trip Length/Capacity:WeekendGear Capacity:44 litersWeight:3.7 lbsFeatures:Reservoir Compatible
- OspreySkimmer 20 Hydration Pack - Women's$130.00Gear Capacity:20 litersLiquid Capacity:2.5 litersWeight:1.27 lbs
- ExpedLightning 45 Pack - Men's$219.95Trip Length/Capacity:WeekendGear Capacity:45 litersWeight:2.49 lbsFeatures:Ultralight
Reservoir Compatible - GregoryZulu 45 Pack - Men's$229.95Trip Length/Capacity:WeekendGear Capacity:43 to 45 litersWeight:3.52 to 3.71 lbsFeatures:Reservoir Compatible
- DeuterAC Lite 22 SL Pack - Women's$110.00Gear Capacity:22 litersWeight:2.06 lbsFeatures:Reservoir Compatible
Raincover Included - OspreySkarab 18 Hydration Pack - Men's$110.00Gear Capacity:18 litersLiquid Capacity:2.5 litersWeight:1.14 lbs
- GregoryMaven 48 Pack - Women's$269.95Trip Length/Capacity:WeekendGear Capacity:44 to 48 litersWeight:3.12 to 3.2 lbsFeatures:Reservoir Compatible
- REI Co-opPassage 55+10 Pack - Kids'$179.00Trip Length/Capacity:MultidayGear Capacity:65 litersWeight:3.25 lbsFeatures:Reservoir Compatible
- Mountain HardwearPCT 50 L Pack - Women'sNew arrival$209.73Save 25%compared to $280.00Trip Length/Capacity:Weekend, MultidayGear Capacity:50 litersWeight:4.08 to 4.11 lbsFeatures:Reservoir CompatibleREI OUTLET
- OspreyEja Pro 55 Pack - Women's$290.00Trip Length/Capacity:MultidayGear Capacity:52 to 55 litersWeight:1.93 to 2.06 lbsFeatures:Reservoir Compatible
- OspreyAura AG LT 50 Pack - Women's$270.00Trip Length/Capacity:Weekend, MultidayGear Capacity:48 to 50 litersWeight:3.79 to 3.97 lbsFeatures:Reservoir Compatible
Raincover Included - OspreyTalon Pro 40 Pack - Men's$260.00Trip Length/Capacity:WeekendGear Capacity:40 to 42 litersWeight:3.18 to 3.32 lbsFeatures:Reservoir Compatible
- OspreyAriel Plus 70 Pack - Women'sTop Rated$410.00Trip Length/Capacity:Extended, MultidayGear Capacity:70 litersWeight:5.65 lbsFeatures:Reservoir Compatible
Raincover Included - GregoryZulu 24 LT Pack - Men'sTop Rated$169.95Gear Capacity:24 litersWeight:2.32 lbsFeatures:Reservoir Compatible
- Mountain HardwearPCT 65 L Pack - Women'sNew arrival$224.73Save 25%compared to $300.00Trip Length/Capacity:MultidayGear Capacity:65 litersWeight:4.16 to 4.22 lbsFeatures:Reservoir CompatibleREI OUTLET
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