4in1 - Nail hardener, base coat, top coat & clear coatRevolutionize your manicure routine with one product that can do it all. The Get Strong - 4in1 - Nail Hardener is your all-in-one care genius for strong nails! We simplify your manicure and at the same time ensure ultra-strong nails that nothing can shake. Use this nail hardener as a protective base coat under your colored polish, as a shiny top coat or as a nourishing nail treatment for more strength and resilience of your natural nails. One product - endless possibilities!4in1 - nail hardener, base coat, top coat & clear coatRejuvenating & nourishing AHA acidsStrengthens soft, thin & brittle natural nailsIncreases the durability of the nail polish (as a base coat)Protects against premature wear (as a top coat)TransparentVegan & cruelty-freeApplication:1. wash your hands (without soap)2. file your natural nails into shape.3. dust your natural nails with a nail brush.4. now apply a very thin layer of Get Strong - 4in1 - Nail Hardene