<b>Attention Please: This sleep mask is made of high quality memory foam. It’s super soft and slow-rebounded. It may lose shape slightly for packaging and transportation reasons. Please wash this product on arrival.</b><br>- 1. Please wash the sleep mask before first use to recovery 3D contour and clear up crease fast.<br>- 2. Hand wash or gentle program machine washing. Air dry naturally or use dryer. Avoid twisting or folding during drying to achieve best shape recovery and effectiveness of use.<br><br><b>The Reasons for You to Choose Our Sleep Mask: </b><br>●. The design of the nose area is based on ergonomics, improve the shading performance of 100%.<br>●. Sleep mask are designed with a deeper 3D eye contour that allows you to turn your eyes freely. Never disturb your eyelashes and eyes.<br>●. The eye mask is made of high-grade memory sponge and super-smooth woven fabric. Super lightweight and comfortable!<br> ●. Super elastic and adjustable head band, longer and wider, more suitable for different head shapes. <br>●. Eliminate interference, relaxing muscles. Relieve insomnia and migraine headaches while promoting better blood circulation.<br> <br><b>Service</b> <br>24-hour professional service center, 30 days full refund, 12 months warranty and 365 days technical support. Excellent customer service allows you to buy without worries. If you have any questions and are not satisfied, please feel free to contact us. <br><br><b>Packages include: </b><br>1 x 3D sleep mask <br>