Provides maximum strengtheningIdeal for weak, damaged nailsGet nails to envy. Strength is beauty and OPI delivers strong, beautiful nails with its line of Nail Envy Nail Strengtheners. Provides maximum strengthening with a Hydrolyzed Wheat Protein and Calcium for harder, longer, stronger, natural nails. Ideal for weak, damaged nails. .5oz/15mL ( 2bottles)