XTRA is a highly effective treatment designed for nails resistant to conventional therapies.
                        
                        
                            
                                    
                                
                                    - Concentrated formulation provides extra strength
- Helps to correct severe nail weakness
- All Nail Tek products are based on real science designed to deliver natural results
- DBP and Toluene free
- Nail Tek does not mimic nature - they facilitate it
- Nail Tek Employs "Assistive Science", that is, science that assists the body in the natural processes of growth, development and repair
- Concentrated formulation provides the extra strength necessary to correct severe nail weakness