Harmless, yet effective product that helps adults and children break the nail biting habit Transparent formula with a distinct bitter taste Can be used alone or over color Also recommended for children who suck their thumbs Product DescriptionNail biting is a nervous habit, which can rapidly become uncontrollable. MAVALA STOP discourages nail biting and thumb sucking. It has a bitter yet harmless taste and the appearance of clear enamel. Helps break the nail biting habit and thumb sucking. Safe for children (over 3 years old) and adults. 0.3oz Directions of use: apply a coat over the enti