Introducing the deuter superbike 18 exp backpack alongside the superbike 14 sl this is the youngest member to the deuter back pack range and it definitely lives up to the high quality and all round great performing bags that deuter have made in the past there are been some improvements made to the bag which make it even better than some of its predecessors the back panel has been improved to be lighter more comfortable and more ventilated the airstripes system allows for great ventilation