Our Children's Protection Bitter Nail Water contains bitter melon extract, bitter almond oil, grapeseed oil. It can help children consciously reduce or even stop thumb sucking and nail biting habits, promoting healthy growth and development. Its use method is very simple: 1. Clean hands; 2. Take the appropriate amount of bitter nail polish, evenly apply to the surface and edge of the child's nails, and wait for it to dry. 3. Bitter taste can reduce the child's snail biting behavior and develop good habits over time. Especially bitter taste, gentle reminder to avoid bad habits; Single-use, long-lasting, reduce frequent repetition.