The brompton s bag is the easy and convenient way to carry all your essentials when you are on a brompton bike its 20 litre capacity is kept small and compact in this messanger style bag which is stylish as well as practical the handlebar bag comes complete with a hose flap high visibility rain cover and waterproof zips to ensure that everything inside the bag is kept safe and dry when you are riding the s bag has thought of everything with seperate compartments to organise the contents of t