Iphone 13 camera Lens protection

Hi,

Can anyone help or advise a good camera lens protection for the iPhone 13, please? I know that with a good cover (I have the silicone MagSafe) a lot of people say you don't need it. However, I would really like to protect the lenses from any scratches especially while I a handbag etc. Can anyone recommend a product for iPhone 13 camera lens? many thanks