Oxford Lid Locker Helmet Bag If you're fed up of carrying your helmet around when you nip into the shops or park up for a coffee, then look no further than the Oxford Lid Locker helmet bag. The motorcycle helmet bag enables you too leave your bag safely with your bike and free up your hands while you go about your business. The lock (not provided) is threaded down a waterproof tube which runs through the visor aperture and out of the bottom of the helmet so that you can lock it to the bike. The easiest lock to use is an armoured cable lock (such as an Oxford Revolver), but you could equally use a chain lock or a regular cable lock. Helmet Bag Features: Secure way to leave your helmet with your bike. Lockable bag keeps helmet protected from the weather. Suitable for chains and cable locks up to 40 mm diameter. Compatible with most chains and cable locks. Handy "hook & loop" hanging strap to keep your helmet off the wet ground. Compatible Oxford Locks: Combi Chain 10. Tripwire. Loop Lock. Revolver. Barrier. LockMate. *Lock Not Included