Thank you for viewing. Product Description: 【Domestic Certified (QTEC) ・ Pursuit of Zero Light】 The essence of this eye mask is to block out all light. Even the slightest light during charging or the standby indicator can interfere with deep sleep. Don't you find that even when it's dark, your eyes adjust and you can still feel a little light? This is a sleep eye mask that achieves the ultimate "light-blocking" environment, preventing you from feeling any light. 【3D Three-Dimensional Structure ・ Nasal Bridge Synchronized Design】 The uniquely developed three-dimensional cut does not touch the eyelids, protecting eyelash extensions and eye makeup. The "Synchronized Fit Structure" is adopted for the nose area to block light leakage from gaps. This next-generation sleep mask model has 99.99% light-blocking performance and adds a pressure-free breathing sensation. It is optimally designed as a sleep mask. 【Eye Relaxation ・ Lightweight Design】 It feels as light as a feather. For tired eyes from working at home, block out the light and get deep rest. This is a rest eye mask that provides pressure-free rest for your eyes, which are overworked all day long. This lightweight eye mask brings you a good night's sleep. 【Adjustable ・ Unisex】 With an adjuster, it fits perfectly to any head size. It's comfortable without the need for size adjustment, making it ideal as an eye mask gift. This sleep eye mask provides a custom-made fit for your daily rest. 【Great for Various Scenes】 This is a sleep item that transforms the "spare time" of a busy daily life, from office naps to airplanes and bullet trains, into deep relaxation. It is convenient for travel and portable, and is an easy-to-use eye mask on airplanes.