IMPROVE YOUR SLEEP QUALITY: This sleep mask set contains 1 purple eye masks, 1 blue masks and 1 black eye masks. These sleeping masks are designed by blocking out light engineer. The human contoured design which on nose section with art invisible foam can improve 99% lightproof performance. Get the benefits of total blackout, they can prevent any type of light whether natural light or bright LED light, they will create total darkness for light sleeper and help keep you feeling rested and refreshed.ULTRA SOFT, DURABLE AND EASY-TO-ADJUST- HEADBAND: The sleep aid and eye relaxer, made of top-quality super-soft and super-smooth material. The light and breathable material and smooth fabric will help you release your facial stress and get into sleep rapidly. Also, the eye masks are anti-fade and durable, they're harmless to your health and can be used for a long time. Fully adjustable strap , suitable for women, men.UPGRADED 3D COMFORTABLE EYES CONTOUR DESIGN: These 3D sleeping masks come with deep molded eye cup design and contoured bulge which make them support opening eyes freely at a plenty of space, allows eye movements such as blinking and REM sleep. It won't touch your eyelash / eyelid / eye makeup. The design can also reduce 95% pressure, it means that there is no pressure at all on your eyes and nose. No need to endure annoying restraint and friction while falling asleep.Products from GuanGuan's store