is it the bottom part of the the brake handle ?
if not mistaken, it is attached together with the plastic panel (armrest) ?.

wait for non-certified jibais to advise 

Is okay if you don't believe the price that I post.

Do you notice this words?

[Leather] Handbrake Lever Boot PW894129 or PW844476 RM39.24

the P/N and Price is I extracted from Proton Gen2 CPS.
meanwhile,

go click the seller on other product you will notice he also selling Gear Cover @ RM110,

However my friend who work in Proton Spare Parts shop quoted me on Genuine Proton Parts @ only RM40.
(same item, red stitching)

You do the calculation.