Mavala Scientifique K+ Nail Hardener Pro Keratin 5ml :
Strengthens nails with a unique formula that strengthens the nail plate so that the nail can restore its natural growth. It strengthens and repairs thin, brittle nails that peel off easily. This aqueous solution penetrates your nails, making them less brittle.
How to use :
Never use under nails or on cuticles or skin to avoid hardening of the cuticle. If any product comes into contact with the skin, wipe it off with a damp cotton swab.