I make these 35l packs, and they weigh 3x less. Only 9.3 ounces. Hyperlitemountaingear is the Ethereum of backpacks.
These guys make my favorite stuff transport gear https://www.hyperlitemountaingear.com/
Best fanny pack ever made Vice Versa
Best backpack Daybreak
Best Totes
And all the camping gear too, tents, large packs, etc…
Discussion
I like the craftsmanship at HMG, also amazing support. Sure costs a bit more, but been using them before many started making their own ultralight.
Check out Pa'lante packs. They are better aligned with us.
Think about it this way: 3x lighter is ultra light, 3x heavier is not.
🧡💜