The new format of Mavalas iconic Scientific nail hardener, with a felt tip for easy application. The innovative formula of Scientific K+ strengthens the nail plate, thanks to a scientific active ingredient that improves the cohesion of keratin fibers, the main component of nails, thus allowing the three main layers of the nail to stick together. Strengthens soft nails and prevents them from breaking or splitting. WHO IS IT FOR? For soft nails that exfoliate. How to use: Remove nail polish and any oily film from the nails. Apply MAVALA SCIENTIFIC K+ only from the center of the nail towards the tip. Avoid touching the cuticles and skin around the nails to prevent hardening. Leave it for one minute with your hands down. The application can be followed by a manicure (base style, nail polish, top coat). Use two to three times a week until your nails have reached the desired hardness. After that, you can space out the applications