Reef Fanning Low Flip-Flop Sandals The new generation of the Fanning sandal has a low profile, a thinner strap and a softer airbag. This younger, modern look even has a bottle opener on the bottom, ensuring that you're always ready for a good time. This is a water-friendly sandalwith anon-marking sole that's perfect for boaters. Synthetic uppers/rubber outsoles. Imported.