This smart and very capacity Scope 65 Rucksack from Trespass, has a capacity of 65 liters and an additional 10 liters. The extra 10 liter is a small detachable backpack. The rucksack is made of durable 600D polyester ripstop material. It has a supportive backrest system, adjustable shoulder strap, sturdy top handle. This backpack is designed for long journeys throughout the year.