What are these bits that came with my new bike?

[jay clock]

Tiny little slightly curved metal with an adhesive pad on the back. about 8mm across. Bike is a Vitus Di2 with hydro discs so suspect these might be blanking plates or something

 

[ufkacbln]

I think these are protective pads that come with the front derailleur

 

[ufkacbln]

I was correct, these are two plate that fit to the frame, protrcting it from the adjustment screw

This is the Park Tools installation guide which shows where they should be