The video shows a person applying a green substance to another person's hair. The person applying the substance is wearing a blue glove and is using a brush to apply the substance. The person receiving the treatment is wearing a white shirt. The green substance is being applied to the hair in a careful and precise manner. The person applying the substance is focused on the task and appears to be experienced in the process. The video does not provide any information about the purpose of the treatment or the type of green substance being used.