The main way of spreading the new coronavirus infected pneumonia is through respiratory droplet transmission, also through contact transmission, so wearing a mask is a very effective protective measures. In the purchase of masks for children should pay attention to, must buy suitable for children’s special masks for children, do not use adult masks to replace, because this can not realize the role of prevention and control. In addition, children under 1 year old are not very suitable for wearing masks, at this time parents should pay attention to good protection, indirectly protect the child. When wearing a mask, it should be close to the face and must be replaced immediately if it becomes wet or dirty due to secretions. Wash your hands after removing and discarding the mask. Source: Dr. Yurai