White tubules in children’s hair are caused by pulling of the hair and are also known as peri-hair keratin sets. Children with white tubes on the hair may be due to the root of the hair was pulled, such as hair tie when too tight or hair was forced to pull, etc., may lead to the root of the hair appeared 1 centimeter to 4 centimeters of white keratin sets, this keratin sets can be up and down, and can be cleaned off with the hand. Parents do not worry too much when they find children with white tubes on the hair, this is a normal physiological phenomenon, will not jeopardize the child’s physical health, usually pay attention to wash the hair diligently, to avoid excessive pulling of the hair can be.