?Cover Detachable and Machine Washable?This mask cover is detachable and machine washable. The detachable design keeps your eyes clean and hygienic. Please note the inner heated pad cannot be washed. ?Cordless Design?This warm eye compress features a wireless design, making it easy to use. It is convenient to take it with you and wear it anywhere, anytime without being restricted by wires or sockets. ?100% Cotton Fabric?The heated eye mask is made of 100% Combed Cotton, ensuring excellent comfort and breathability. The material's softness and smoothness provide a good feel against the skin. ?Temperature and Time Control with Screen?Aroma Season heated eye mask provide 4 heating modes from 104?to 140? and 4 Time Levels from 15 to 60 minutes. It features a temperature time controller with a digital display, allowing you to adjust the temperature and select the desired usage time. ?Lasting Warmth?If you need a heated eye mask to help you relieve eye's discomfort, Aroma Season eye mask will become your good choice. This eye mask provides lasting warmth to relieve fatigue.