I brought a Simonds Bonnet strap (in black) and as mentioned in this tread. It is great quality but I think looks to "heavy" on the car.
I have been in touch with Melvyn Rutter re. some other bits whilst I am in the UK. He emailed me today and advised...
-Quote-
We only found out in the last couple of days from the Morgan Motor Company that they will no longer be supplying the sheepskin backed bonnet straps and are changing to a felt backed belt which we can order for you but would not be here for about 10 days.
-End Quote-
Come to think of it - if anybody wants a Simmonds black bonnet belt (unused) I have one (postage from Aus)....