osprey backpack blue Men's Rook 65L / Midnight Gravity suspension system Mutant 38 Blue Flame /

(For a true waterproof Patagonia bag, check out the brand's Guidewater.) The laminated polyester ripstop fabric is also as strong as ever, and unless you're planning to rough them up out in the wilderness, I can't imagine that rips and tears will be a regular problem

How we picked and tested Based on my experience and research, we looked for travel backpacks with the following qualities: Fifty to 65 liters, including a daypack: We looked at bags between 50 and 65 liters (including an integral, removable daypack)

If youre not convinced, the Grayl Geopress also performed well when I tested out half a dozen water filters for travel

I used one of the side pockets to stash some of my warm-weather gear (it got cold on our trek!), like my gloves, wool hat, etc