What are the UK rules around driving in flip-flops?

The RAC has explained the rules around driving in flip-flops or barefoot in the United Kingdom.

Driving in flip flops during hot weather could land you with £5,000 fine - Devon Live

What are the rules around driving in flip-flops or barefoot?

Is driving in flip flops or barefoot legal in the UK?

The footwear which is legal - and illegal - to drive in even during a heatwave

FYI, Flip Flops May Cause a Staggering Amount of Car Accidents

Is it illegal to drive in flip flops? - Behind the wheel with 1st CENTRAL

Greece :: Be Warned Driving in Flip Flops Definitely Illegal (Οδήγηση με σαγιονάρες)

5 summer driving laws that can result in fines of up to £5,000 if broken - Warranty Solutions Group

Flip Flops Market Global Industry Analysis Report Forecast to 2032