Fjallraven rucksack no21 medium classic backpack made from strong waxed fabric and with details in natural tone leather main compartment has pockets for a computer thermos and seat pad the fj llr ven rucksack no 21 is a medium sized backpack with a 20 litre maximum capacity that is equally at home in a forest adventure as it is in the city designed for quality concious backpackers commuters and adventurers the no 21 rucksack is a top loaded backpack that offers premium construction c