3D designed eye mask that cuts 99.99% of light. - Light blocking rate: 99.99% cut - Design: 3D structure - Lightweight design: Yes - Color: Black 【Pursuit of Zero Light with 99.99% Light Blocking Rate】The essence of this eye mask is to block out all light. Even the slightest light from charging or standby indicator lights can interfere with deep sleep. Don't you sometimes find that your eyes get used to the darkness and you still feel a little light? This sleep eye mask achieves the ultimate "light blocking" environment, preventing you from feeling any light. 【3D Stereoscopic Structure x 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 is a next-generation sleep mask model with 99.99% light-blocking performance, plus a pressure-free breathing sensation. It is optimally designed as a sleep mask. 【Eye Relaxation x Lightweight Design】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 zero pressure to your eyes, which have been overworked all day long. This lightweight eye mask brings sound sleep. 【Adjustable x Unisex】With an adjuster, it fits perfectly to any head size. It's a sleep eye mask that offers the comfort of not needing size adjustment, and is also ideal as an eye mask gift. It provides a custom-made fit for your daily rest. 【Reset your rest in 5 minutes while traveling.】A compact eye mask that can be carried anywhere. 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 is an easy-to-use eye mask on airplanes.