Nail-biting is a very bad habit, which can rapidly become uncontrollable.
It has a bitter taste and the appearance of clear enamel. Helps break the nail-biting habit and finger or thumb sucking. To use without or over your nail polish. For children (over 3 years old) and adults. With small children, the efficacy can be compromised as their taste buds are not fully developed and they may like the bitterness of the product.