The Blackburn Central Trunk Bag Is ideal if you are looking to add a little more storage to your bike. When used with Blackburns Interlock racks (sold seperatley), bags can be easily installed and secured with a single key. Don’t worry if you do not have a Blackburn Interlock rear pnnier rack as the Central Trunk bag is compatible with all standard pannier racks. The easy to open and wide opening main flap has a convenient built in mesh pocket for your smaller items and there are also 2 fleece lined exteriror zipped pocket. The customizable padded interior allows you to sort your bag the way you like it, making it that little bit more personal. The bag has been constructed from 600D two tone polyester with pvc backing and water repellent coating for layer of protection against a short shower. Overall this is a handy trunk bag to own, keeping things organised, togther and safe.