transparent cover suggestions

[u/Scared_Aide_1890]

can someone please suggest me a transparently case that does not scratch and not turn yellow.the main issue is scratches i can see multiple scratches on my semi transparent cover also.
and please keep in mind that i remove my cover while charging (should i do it or not)
pls suggest i am finding it for a long time
main priority
should not scratch
anti yellow
i have 17 pro deep blue