I wash with car wash soap, clay it, then apply rain-x every month or so. You will be surprised how much road-grime/brake dust/bird-droppings claying picks up in that time. We are breathing-in some foul air here in SoCal, keep your windows rolled-up folks.
![Face with medical mask :mask: 😷](https://cdn.jsdelivr.net/joypixels/assets/8.0/png/unicode/64/1f637.png)
Almost makes me want to continue wear masks even when COVID is behind us.