Check out Marques Brownlee’s YouTube video showing the LG G Flex’s healing capability. Here is LG’s claim:
LG G Flex id designed to recover from light scratches on its back cover within minutes thanks to the application of ‘Self Healing’ technology.
Light scratches are a thing of the past, and you can even accelerate the healing by warming up the LG G Flex (no microwaves). Nifty.