Patagonia Terravia 36 L Backpack

From Als.com

The Patagonia 36L Terravia Pack is a lightweight pack for quick, hut-supported adventure. The breathable, lightweight airmesh on the raised back panel and the underside of the shoulder straps keeps you cool and comfortable throughout the day, and the roll-top closure expands beyond the pack to carry extra gear or can be rolled down and cinched for lighter loads. An internal frame provides lightweight support for carrying a full pack. Equipped with two hip-belt pockets, a top pocket at the nape of the neck with a key clip, and a front drop-in pocket, along with a zippered lid and internal security pockets.