The Abyss 20 is a rucksack that you can fold up and keep in your pocket. It is good for use as a rucksack for day outings. It is made of ultra-lightweight 30D Cordura nylon fabric, and it has strategically placed reinforcements that ensure maximum resistance and minimum weight. It has an internal pocket that, when turned inside out, becomes a carry bag.
· Internal pocket that turns into a carry bag when you turn it inside out.