3D designed eye mask that cuts 99.99% of light. - Light blocking rate: 99.99% cut - Design: 3D structure - Color: Black [Domestic certification (QTEC) ・ Pursuit of zero light] The essence of this eye mask is to block out all light. Even the slightest light while charging or the standby indicator can interfere with deep sleep. Don't you find that even when it's dark, your eyes get used to it 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 synchro design] The uniquely developed three-dimensional cut does not touch the eyelids, protecting eyelash extensions and eye makeup. The "synchro-fit structure" is adopted for the nose area to block light leakage from gaps. This is a next-generation sleep mask that adds a pressure-free breathing sensation to a sleep light-blocking eye mask model with 99.99% light-blocking performance. It is optimally designed as a sleep mask. [Eye relaxation, lightweight design] It feels as light as a feather when worn. For tired eyes from working at home, block out the light and get deep rest. This is a rest eye mask that puts zero pressure on your eyes, which have been used all day long. This lightweight eye mask brings sound 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 is a sleep eye mask with a custom-made feel 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. 1285 215 $$899 [0% light transmittance, eye relaxation] Monons eye mask for sleep, 99.99% or more light blocking rate, no pressure, good sleep, 3D, three-dimensional, lightweight, eye cover, travel, business trip, nap, black, with Japanese instruction manual