So far this is holding up for me. They even state it is anti yellowing.
TORRAS Diamonds Clear iPhone SE 2020 Case/iPhone 8 Case/iPhone 7 Case, [Anti-Yellowing] Slim Thin Hard PC Back & Soft Bumper Cover Case for iPhone SE 2nd Generation/iPhone 7/ iPhone 8, Transparent https://www.amazon.com/dp/B07RPLDJ6F/ref=cm_sw_r_cp_api_i_glH9EbYBYADRG
https://www.amazon.com/dp/B07RPLDJ6F/ref=cm\_sw\_r\_cp\_api\_i\_glH9EbYBYADRG
Thanks, just picked this up also.