Introducing the altura grid 20 backpack this backpack is ideal for commuting the features of the bag make it a lot easier to store separate and organise your belongings such as the padded laptop sleeve which can fit up to a 13 laptop or tablet whilst keeping it safe and sound with a choice of pockets you are able to separate different bits of work or folders by using the organiser pocket and smaller pockets which are great for small bike tools or spares also with a handy external u lock