what does "jesus sandals"mean?
“You never know; she might fancy rebounding on to something a bit edgier,” said Spanner, swinging Lula Landry’s laptop on to the desk and sitting down opposite Strike. He was wearing a slightly tatty sweatshirt and Jesus sandals on bare feet; it was the warmest day of the year so far. “I’ve had a good look at this piece of crap. How much technical detail do you want?”