Osprey Pack Liner
Best lightweight waterproof protection for minimalist backpackers and long distance hikers
This is the most efficient way to guarantee your sleeping bag and spare layers stay bone-dry in unpredictable weather. The rectangular shape sacrifices the versatility of a traditional stuff sack, but it gains massive points for maximizing internal pack volume and eliminating dead space.
$42.50
Who it's for
- Backpackers trekking through unpredictable climates or wet environments
- Gram-counting hikers prioritizing a lightweight base weight
- Organized campers who need to find gear quickly in low light
Who should skip it
- Rugged adventurers carrying sharp equipment or heavy-duty hardware
- Precision packers seeking a perfectly contoured fit for specialized bags
- Meticulous organizers who prefer multiple compartments for sorting gear
Performance breakdown
Weatherproofing
Roll-top closure provides a reliable barrier against heavy rain and moisture.
Packability
Rectangular design eliminates dead space and fits perfectly inside standard packs.
Material Durability
High-tenacity nylon balances lightweight construction with necessary trail-ready toughness.
Weight Efficiency
Minimalist build adds essential protection without weighing down your base weight.
Ease of Access
Roll-top style requires a moment to seal but ensures total security.
Volume Optimization
Smart shape maximizes internal capacity for bulky sleeping bags and clothing.
Key Specs
Volume
36 L
Dimensions
18 inches H x 12.2 inches W x 10.24 inches D
Material
40D high-tenacity recycled nylon
Closure Type
Roll-top
Water Resistance
Waterproof
Shape
Rectangular
Intended Use
Backpacking
Length
18.0 inches
Width
12.2 inches
Has Pillow Pocket
No
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