3D contoured eye mask boasting a 99.99% light-blocking rate, providing a comfortable fit with an adjustable strap. - Light Blocking Rate: 99.99% cut - Design: 3D contoured structure - Adjustable: Adjustable strap - Material: Zetsuei Polyester - Lightweight Design: Lightweight design 【Domestic Certification (QTEC) - Pursuit of Zero Light】 The essence of this eye mask lies in blocking out all light. Even the slightest light from charging or standby indicator lights can disrupt deep sleep. Don't you find that your eyes get used to the darkness and you 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 Contoured Structure & Nasal Bridge Synchronized Design】 The uniquely developed 3D cut does not touch the eyelids, protecting eyelash extensions and eye makeup. The "Synchronized Fit Structure" is adopted for the nose area, blocking 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's the perfect design for a sleep mask. 【Eye Relaxation & Lightweight Design】 Feels as light as a feather. Block out the light and enjoy deep rest for tired eyes from working at home. This is a rest eye mask with zero pressure for eyes that have been overworked all day. This lightweight eye mask brings sound sleep. 【Adjustable & Unisex】 With an adjuster, it fits perfectly to any head size. The comfort of not needing size adjustment makes it ideal as an eye mask gift. This is a sleep eye mask with a custom-made fit for your daily rest. 【Great for Various Scenes】 From office naps to airplanes and bullet trains, this is a sleep item that transforms the "spare time" of a busy daily life into deep relaxation. It's convenient for travel and easy to use on airplanes. Thank you for viewing. No.7319 s215 z7-90