no. synthetic bags will always be noticeable more bulky when packed, compared to a high fill power (800+) down bag of the same temperature rating.
So, what I'm now going to work on is designing a synth bag that's better than down. Someone must already be working on this so why isn't there a solution yet? Fucking material scientists, lazy bastards...
a synth bag
@hippy started
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no.
synthetic bags will always be noticeable more bulky when packed, compared to a high fill power (800+) down bag of the same temperature rating.