Comfortable materialThe outer layer of the black eye mask is made of comfortable and breathable ice silk fabric, and the inner layer is filled with memory foam. Skin friendly, light, breathable and comfortable, and it will not feel stuffy and hot in summer. SIZE: 24*10.5*1.5cm AdjustableThe adjustable elastic band is suitable for any head shape, without causing pressure on eyes or feeling any discomfort during sleep. It is buckled at the back of your head and will not be entangled with your hair. Perfect sleeping mask for side sleepers. DesignThe shape of the 3D sleeping blindfold fits the contours of our face and conforms to the ergonomic nose design, fully fills the gap between the nose bridge and the eye mask and effectively blocks the outside light. Give the eyes more comfortable space. FunctionEye mask for sleeping is common in life travel and office lunch break. The eye mask plays an important role in eliminating fatigue and blocking the light source at night. It allows you to fall asleep easily in any position, helps sleep and deep relaxation, and makes us better quality of sleep. ApplicationThis silk sleep eye masks is the best choice for travel, office lunch break, airplane, hotel, camping, and sleep at home. You can get sound sleep or nap everywhere NOTE: It is recommended to hand wash, after washing it can be dried naturally. Dont twist 3D sleep eye mask--Select high-quality memory rebound sponge, fit the face, effectively block out light, comfortable and breathable, and help sleep. Block lights and doesnt restrain eye movement. Ideal for meditation, yoga, travel, napping. Material: ice silk fabric and memory rebound sponge Function: blocks the outside lightand help sleep Size: 24*10.5*1.5cm Quantity:1pcs Color: black Use tips: The wing of the eye mask and the bridge of the nose fit should fit vertically. Gently press on the both sides of the nose to adjust the best shading effect. Adjust the elastic band, dont make it overly loose. Dont put the strap too close to the era, move it up. Caution: Wash with water before use. Hand-washing is recommend, and the water temperature should not be higher than 40104 After washing, it can be dried naturally. Please do not twist and wring.