Karrimor airspace 35 plus 5 rucksack the karrimor airspace 355 rucksack has a airspace back system to help keep your back cool main compartment with a separate lower compartment and fixed side pockets and lid pockets rucksack capacity 355l back system airspace access zip access to base compartment dividers zip out compartment divider pockets expanding side pockets lid pocket hydration system compatible padded straps ergonomic design karrimor branding