The roll top rack bag gives you 10 litres of weatherproof packing space on the back of your Brompton bike. Running errands in the city or on a multi-day tour – its quick and easy to mount with quick-release Velcro straps and a grab handle.

Designed to fit with how you use your Brompton – hopping on and off, folding and unfolding. It has a detachable carry strap and a reinforced base for standing.

Made using tough-wearing fabric with welded seams and a waterproof TPU coating to keep your belongings nice and dry.