Whether for school or work, you can always find a good use for a backpack. This bag is made from nylon and it has men as its primary target group.
From Amazon
Osprey Atmos AG 65 Litre Rucksack, Blue, One Size
The product is available from £246.12 at international stores.
OnBuy
Osprey Atmos AG 65 Litre Rucksack, Blue, One Size