I had an olive drab one on my FFR - I asked for a GS canopy, but with an extra section for the FFR "scalloped" tailgate so I could have some side and rear windows. Mine was this one -
https://www.teamperentie.com/canopies/perentie-gs-canvas-1-s2s9nMine was made by Robco and the build quality was comparable to my NOS canopy for my RFSV. They must have cut corners somewhere, but I have no idea where. The fit was perfect and the finish and construction seemed flawless to me.
I have since sold mine and put the Defender hard top panel back on, but the only issues I have heard with the Team Perentie canopies is that some folks have experienced mould. This can be avoided by reproofing the canvas soon after installing it.
I reckon they are a great deal.