Habit-Breaking EfficacyDesigned with a moderate bitterness,this bottle of clear nail biting liquid is suitable for most taste buds, effectively deterring nail-biting and thumb-sucking habits with its long-lasting formula. Water Resistant FormulaThe formula used makes it water-resistant. It provides a transparent film on the nails, which is waterproof and has an extremely bitter taste, lasting up to 2 days. Can be used by nail technicians in salons and at home use to prevent the biting of nails, promoting nail health and growth. Contains Natural IngredientsOur stop and grow nail biting product contains a variety of natural ingredients that not only deter nail biting but also help nail repair, resulting in a smoother and healthier-looking finish. Keep Nails HealthyCombine bitter nail lotion with nail care, the stop nail biting can help you stop biting your nails and keep them healthy, strong, and beautiful. Easy to useThe bitter anti nail biting polish come with 1 brushes to the bottle cap, so you could conveniently use the brush to apply a layer of this stop nail biting product to the nails to stop biting nails for teenagers also for adult.