New crown virus in the quilt can survive about 2 ~ 5 days, the specific time will be affected by the material of the quilt and the outside temperature. 1. The material of the quilt: some research found that the new crown virus in the polyester material surface survival time is the longest, for about three days, if it is pure cotton material, about can survive about 24 hours, in polyester cotton material can only survive for about 6 hours. 2. External temperature: If it is at room temperature, the new crown virus can survive for about 5 days, if it is in a high temperature environment, the new crown virus can only survive for about 6 hours. So if you want to kill the new crown virus, you only need to disinfect the quilt with high temperature, or use 75% alcohol to spray disinfection, in order to prevent viral infection, you also need to take protective measures. If you feel unwell, seek medical attention.