The Best Backpacks for Thru-Hiking of 2022 – The Trek January 11, 2022 Bryan Delay Articles Hyperlite Mountain Gear Southwest (Best Waterproof Pack); Osprey Exos (AT Thru-Hikers' Favorite Pack); Osprey Aura/Atmos (Best Fully-Featured Backpack) … Source: backpacking gear & Water Filtration