Silk sleep eye mask 100% natural silk eye mask create a good sleep environment, can cover the light to the eye irradiation, eliminate interference, let you have comfortable and comfortable sleep. at the same time, it can promote blood circulation in the eyes, slow congestion of the eyeball, prevent dark circles and bags under the eyes. soft sleep mask eye patch travel relax eyeshade double-sided. on the plane,on the bus/train,office and so on. double-side pure silk eyeshade sleeping eye cover eyepatch health sleep shading.