Sea to Summit Expander Travel Liner
Best flexible sleep solution for active travelers seeking comfort and hygiene.
This stretchable liner adds a layer of comfort and hygiene to any sleep system. It prevents tangling and keeps gear clean, making it an essential, packable upgrade for frequent travelers and campers.
$29.95
at
Tooth of Time Traders
Who it's for
- Restless sleepers who move frequently throughout the night
- Adventure travelers visiting warm or tropical climates
- Backpackers wanting to extend the time between sleeping bag washes
Who should skip it
- Winter campers requiring a substantial boost to their bag's temperature
- Ultralight hikers prioritizing the smallest possible pack volume
- Rugged users who need a high-durability woven fabric
Performance breakdown
Freedom of movement
Stretch fabric eliminates the restrictive feeling common in standard mummy liners.
Packability
Compresses down effortlessly to save precious space in any backpack.
Hygiene maintenance
Effectively shields your sleeping bag from dirt, oils, and sweat.
Thermal efficiency
Adds a modest layer of warmth without causing overheating during use.
Ease of entry
Generous width allows for quick, tangle-free sliding into your sleep system.
Fabric durability
Polycotton blend balances soft comfort with necessary long-term wear resistance.
Key Specs
Weight
10.9 ounces
Material
Polycotton stretch fabric
Shape
Rectangular
Intended Use
Camping, Travel, Backpacking
Size
Standard
Length
72.8 inches
Width
31.5 - 39.4 inches
Packed Length
6.5 inches
Packed Width
4.75 inches
Know before you buy
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