Pony sized (used on a New Forest pony) Libby's scawbrig bridle, which is a bitless bridle (red in the photo, where you would attach the reins) and converts conveniently to a headcollar (blue), see more info on their website:)

http://www.libbyshorsetack.com/store/p29/Scawbrig_-_Bitless_Bridle.html

with added cheek straps to clip on a bit (green).

Libby's sell them for £46.95, asking £30 to include 2 sets of reins.

Plus £20 for the 5" genuine Myler Mullen Barrel comfort snaffle, if wanted.

Collect from Minstead please or can post at cost.