For day hikers and young outdoor enthusiasts who want a lightweight pack with maximum ventilation that looks stylish too. The new AC Lite is the ideal companion for day hikes. Our popular hiking pack is now even lighter and features our Aircomfort back system for maximum ventilation. A large zipper opening down the full length of the front provides an excellent overview of contents. A cell phone, snacks etc. are easy to access in the stretch mesh side pockets. And a helmet holder can be attached using dedicated docking loops on the front. deuter - AC Lite 17l Backpack clay deepsea