This is a product of eye mask. The capital letter E is a common form of Chinese visual acuity chart, and consumers are familiar with it. The letter E is transformed into a smiling face, and the shape of English word “eye” is outlined with a stroke. The two products form a complete visual work and exist separately. A complete E-chart is formed on the side after the box is opened, which is a very interesting experience. It is a design with affinity and interest.The word “eye” in the “eye mask” is designed into a owl’s face.It means the eyes are as bright and sharp as owls after you use it.