Introducing the 5000 Brush Mini Blue by DuBoa! A supreme Japanese-made purse sized brush designed to remove tangles and knots without splitting or tearing even the thickest of hair types. Extremely flexible nylon pins - four set together, grip the hair without causing damage and spread sebum, your hair's natural conditioner from the roots to ends as you brush the hair and scalp daily, producing a healthy sheen and promoting healthy hair growth.