DETAILS The framework to healthy natural nails? A polish that doubles as a base coat and nail strengthener. Formulated to prolong polish adhesion and prevent cracks. Fortifying horsetail leaf extract helps to strengthen weak, brittle, thin nails. Vitamin E quenches parched nails with a surge of moisture. Outer box printed with soy ink on FSC-approved paper. 0.45 fl oz/13.3 mL.