Suyamee Eye Mask Developed by a University of Tokyo PhD in and Brain Specialist Light 3D Design for Better Sleep on Airplanes Japanese Brand with 3D

✅ [Important for Ideal Sleep] Light exposure at night can awaken the brain and keep you awake, so it's important to avoid light exposure. Furthermore, feeling comfortable and relaxed is also important for quality sleep. The Suyamee 3D eye mask offers excellent light blocking, a comfortable fit, and a silky feel, helping you achieve a good night's sleep! ✅ [365-Day Japanese Manufacturer's Warranty] We offer a one-year Japanese manufacturer's warranty. In the unlikely event of a malfunction or initial defect, we will promptly replace the product. ✅ [30-Day Return Guarantee] We will accept returns for customer reasons, such as the product being different from what you expected, within 30 days of purchase. *You will need your order number at the time of purchase to receive the warranty. ✅ [Developed by a University of Tokyo Graduate and PhD in Engineering and a Brain Specialist] Dr. Kazuhiro Matsui, a University of Tokyo graduate and PhD in Engineering (11 years of development experience), and Dr. Hidego Tagashira, current hospital director (18 years of clinical experience), jointly developed this eye mask to help you get the best sleep possible. ✅ [Domestically Certified 99.99% Light Blocking Rate] Certified by the Japan Quality Evaluation Center as having a 99.99% light blocking rate, it blocks out almost all external light. ✅ [Ultimate Fit] The three-dimensional design was born from the pursuit of "comfort that synchronizes with the skin," providing a snug fit around the eyes and nose with virtually no light leakage. ✅ [6-Layer Micromesh Material] The unique 6-layer micromesh material is designed for the thin and sensitive skin around the eyes, providing a meltingly soft feel that leads to a restful sleep. ✅ [3D Face Mapping] The unique Japanese skeletal structure was reconstructed using computer graphics, and the 3D shape was derived through hundreds of prototypes to create the ideal fit. ✅【Mastering Ease of Use】The highly elastic elastic band allows for adjustment to fit head circumferences from 44 to 88 cm, making it suitable for a wide range of uses, from children to adults, regardless of gender. ✅【Reusable】It can be washed in the washing machine by placing it in a laundry net, making it easy to care for. Its reusable, wrinkle-resistant nature, and hygienic qualities are also a plus. ✅ [Highly breathable] Suitable for all seasons! The sweat-resistant material dries quickly, so you can wear it comfortably while sleeping. ✅ [Ultra-lightweight] Weighing just 34g, it's lighter than an egg! The ultra-lightweight design puts no stress on your head, so light you'll forget you're even wearing it. ✅ [Useful in a variety of situations] It is a great aid for a good night's sleep in a variety of situations, such as when going to bed, on an airplane, on long-distance buses such as night buses, when traveling by train or bullet train, when taking a nap, during afternoon siestas, relaxing, on a business trip, during breaks, and traveling. ✅ [Reliable Japanese Brand] Designed and developed by a Japanese company, these eye masks are manufactured at a specialized eye mask factory with a proven track record worldwide. We carefully deliver high-quality eye masks to each and every customer under a strict double-check system. ✅ [Specifications] Material: Lycra memory foam cotton, Weight: Approx. 34g, Size: Approx. 25x10x2cm (Included items: Eye mask, Japanese instruction manual and warranty card) Co-developed by a neurologist and an engineering doctor, the Suyamee sleep eye mask combines modern medical and cutting-edge engineering expertise to deliver the ultimate in light blocking and a comfortable fit. Its three-dimensional design blocks 99.99% of light and features our unique Synchro W Eye Fit technology. The six-layer high-density micromesh fabric provides excellent breathability and a silky feel that encourages deep sleep. Perfect for a restful sleep, this eye mask is perfect for a variety of occasions, including airplanes, long-distance buses, overnight buses, business trips, and travel.