OPI Start To Finish Formaldehyde Free Formula NT T71 is a professional all-in-one nail treatment designed to work as a base coat, top coat, and nail strengthener. This formaldehyde-free formula provides effective nail protection while improving nail strength and supporting healthier nail growth. It is ideal for individuals seeking a safer and gentler nail treatment without compromising performance.
This professional nail treatment improves polish adhesion, extends manicure wear, and protects nails from damage. As a base coat, it prepares the nail surface and prevents staining. As a top coat, it adds shine and helps prevent chipping. Its strengthening properties help improve nail durability and reduce breakage over time.
OPI NT T71 Start To Finish Treatment is trusted by nail technicians and salon professionals worldwide. Its formaldehyde-free formula makes it suitable for sensitive nails while still delivering reliable strengthening and protection. It simplifies nail care by combining multiple nail treatment functions in one product.
Perfect for professional salons and personal use, this nail treatment helps achieve stronger, smoother, and healthier nails with long-lasting, professional-quality manicure results.













