These are in my eyes must have accessories to protect your phone.
1. Screen protector
https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.co.uk%2Fulk%2Fitm%2F123903667474
2. 360 case
AMPLE iPhone 11 Case, Ultra Thin… https://www.amazon.co.uk/dp/B07SW3Z795?ref=ppx_pop_mob_ap_share
3. Camera protector
https://rover.ebay.com/rover/0/0/0?mpre=https%3A%2F%2Fwww.ebay.co.uk%2Fulk%2Fitm%2F153658985086
I purchased these from these sellers and had no issues.
Bit buy at your own risk.