Gossamer Gear Thinlight is the thru-hiker's backup and protection pad. We looked at the use cases where foam beats inflatable and where it's used alongside inflatables.
Who it's for
Buy this if: Thru-hikers pairing it under an inflatable pad for puncture protection and R-value stacking.
Skip this if: Car campers — the discomfort of thin foam without an inflatable layer isn't worth the weight savings in a car-camping context.
In practice
Torso Configuration
Cold ground affects the torso most — shoulders, hips, and ribcage lose heat fastest. A torso-length foam pad (full-length Thinlight cut to 36 inches) weighs under 3 oz and adds R-1.0 under your sleeping bag's torso section, extending the effective use temperature by 5-8°F without significant weight.
Check the current price
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