Sporty Rucksack with a 20 Litre capacity and 3 useful roomy sections. All sections have secure locking zips for added security.The front pocket houses a really useful helmet carrier for use off the bike. The material of this rucksack is waterproof and as such, it will keep the contents dry in light rain but to make it absolutely waterproof, a waterproof cover is included and is stored in a zipped pocket in the base of the rucksack. This multi functional rucksack can also convert to a tail pack using the extra connecting straps provided.Space for laptop computer. MICRO-LOCK has been used in the base for added protection.