Ortlieb Ortleib "O" bag

Ortlieb, the most respected name in waterproof cycle luggage, has created a bag for use exclusively with the Brompton front luggage system. The O Bag features the finish and functionality one expects from Ortlieb. Capacity 20 litres; dimensions 500w x 300h x 150d; comes supplied with a shoulder strap, but there’s no need for a rainproof cover.