They are about the turn of the century dining chairs maple with a painted section to simulate walnut veneer and likely caned under that tacked on upholstered seat.
Nice chairs but they need to have that seat fixed.
Linda C

Yes the seats were broken cane seats when my brother got them, he replaced the seats. How do I go about having the seats recaned?

Remove the wooden "thing" and buy cane and re do them. It's not rocket science.

Here is a link that might be useful: Recaning a chair