Helps strengthen nails. Problem nails? Helps prevent chipping, splitting, cracking. The nail clinic in a bottle! Salon tested. Dermatologist tested. Want longer, stronger, more beautiful nails? Sally Hansen Hard As Nails is your solution! Hard As Nails gives nails a hard, smooth, chip-resistant surface that helps strengthen and support nails. Nail edges are sealed for added protection against chipping, cracking and splitting. Hard As Nails gives nails the long-lasting protection they need to help them grow. Made in USA.