gimble cover

Looking around for ND Filters for my Mavic and of course saw all the ones you snap or twist right over the lens, read and saw all the videos that said just be gentle with the install and removals, etc... So was looking on Alliexpress and saw these and thought hmmm. What do you all think. I...

This may be silly, but I wanted to know who else is flying it with the gimble cover on or not? I've been watching all kinds of footage and finding a lot of images of it with the cover both on and off. Mine has had scratches on it since I first got it but I'm too nervous to fly with it off...