average size backpack for traveling for multiple month 35L Travel Backpack,Flight Approved Carry On International Travel Bag, Water Resistant Durable 17-inch Laptop Backpacks,Large Daypack Business Weekender Luggage Backpack Men Women : Electronics Model:USHLGCA602M/SC10CBO Patagonia Refugito Daypack 12L origin_0

average size backpack for traveling for multiple month 35L Travel Backpack,Flight Approved Carry On International Travel Bag, Water Resistant Durable 17-inch Laptop Backpacks,Large Daypack Business Weekender Luggage Backpack Men Women : Electronics Model:USHLGCA602M/SC10CBO Patagonia Refugito Daypack 12L origin_0

Patagonia Refugito Daypack 12L - Kids | Altitude Sports

Additionally, we found the Aircomfort System, designed to maximize ventilation, performed better than most in keeping our testers cool, even on longer, more strenuous hikes

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Model:USHLGCA602M/SC10CBO

The mesh that we do see is limited to protected parts of the stretch back pocket and water bottle pockets