Dabu
Dabu Nail Hardener is exactly what it claims to be -- a truly excellent nail hardener. For those of us with thin, weak and brittle nails, Dabu Nail Hardener promises to give your tired nails some backup! With triple strength polymers, formulated with rich calcium and protein, Dabu Nail Hardener forms a protective shield around your nails, increasing nail thickness and providing maximum reinforcement.