Mystery Ranch Catalyst 2626 liters of versatility to meet any daily adventure. The CATALYST 26 was made for those who wont compromise on quality, comfort, or efficiency in their daily commute. With a padded laptop pocket, organizing sleeves for a tablet or notebooks, and external water bottle pocket, it has more than enough volume and organizing features to handle anything from trips to the office to multi day, multi country excursions. And it's made from, super durable,