STOP NAIL BITINGOur nail biting polish is suitable for groups over 3 years old, which can help them stop biting and sucking thumbs or nails, contributing to nails healthy growth. REGAIN HEALTHY NAILSThis thumb sucking nail polish help to reduce nails broken, uneven, split and other problematic nail surfaces and stimulate nail growth to keep nails healthy and beautiful. PLANT-BASED FORMULAOur nail biting prevention polish is primarily made from natural plant extracts, it is safe and harmless to the human body, and can effectively prevent adults who like to bite their nails. LONG LASTINGNail biting polishes has the bitter taste that can last 24 hours , effectively stopping the bad habit of nail chewing. EASY TO USEThis bitter nail polish for nail biters uses a 2-in-1 design with a brush attached to each cap, so you can easily use the brush to apply this nail biter stopper nail polish on your nails. Our nail biter prevention can be applied in wide areas, including nail, sleeves, toys, and pen tips and so on,helping us change our bad habits.