http://www.sharkmitigation.com/ with the University of Western Australia.
"By disrupting a shark's visual perception, an attack can either be diverted altogether or at least delayed to allow time to exit the water.
SAMS has been working with the university for a number years and has translated the scientific data into a range of shark deterrent designs.
The two design variations either present the wearer as potentially dangerous and unpalatable to a shark, or make it very difficult for the shark to see the wearer in the water.
The shark deterrent technology can be applied to products such as wetsuits, skins and stickers for diving air tanks, surfboards, kayaks, skis and more."
Sharks have trouble seeing this pattern:
This pattern is unpalatable: