ProStrong ProAdvanced Fluoride Nail Strengthener Duo

ProStrong's clinically proven fluoride treatment instantly penetrates the nail, even through polish. No dry time.  Won't wash off and will grow out with your nails. ProStrong's patented formula hardens your nail's surface by bonding with the natural calcium in the nail helping the strengthened nail to fully grow out. Makes nails 2x stronger in just 4 weeks.   

Apply ProAdvanced Fluoride Nail Strengthener to nails and under tips twice daily for two weeks, then reduce to once daily.

Two 0.5 fl oz bottles

Cannot ship to AK, HI, PR, VI, Guam