A small tin of blackboard paint (Highbury N5)

I've made a small picture frame which I want to give the look of ebonised wood. Does anyone have a tin of blackboard (some say 'chalkboard') paint that will not be missed?
I'm happy to travel within reason.
Cheers!
Can you help with this request?
To reply to this post, please log in or sign up.
   
       
Approximate Location         Show marker