STRENGTHEN, PROTECT, GROW – experience naturally beautiful and strong nails with the Natural Nail Boost (NNB) System. In many cases women (and men) suffer from brittle, soft and chipping nail plates. And / or the natural nail can be extremely stressed and weakened. In addition grooves and uneven nail surfaces don’t offer themselves as a perfect polishing surface. The Natural Nail Boost (NNB) System functions as a protective shield and prepares the nail surface optimally for the application of nail polish.