The best flip flops have graduated from beachwear to a fashion-girl favourite 

The summer sandal’s sartorial ascension arguably began with The Row’s Dune rubber thong sandal – but more humble Havaianas styles have proved equally popular. The £35 rubber flip-flops are now as ubiquitous in the city as they are at the coast.

https://www.standard.co.uk/shopping/esbest/fashion/shoes/best-flip-flops-b1290258.html