This product, made with a smooth-touch material to support restful sleep, has good breathability and a structure that fits the eyes comfortably with minimal pressure. It's a washable type that can be used repeatedly, so you can keep it clean regardless of the season. (Please hand wash and air dry for long-term use.) The ergonomic 3D structure and adjustable rubber band allow for a customized fit for all ages and genders. *Keep out of reach of infants and young children. Small children may be at risk of suffocation from the rubber band. 99.99% light blocking! Using high-light-blocking materials, it can block light to a near-dark level even in relatively bright places. Sleep Mask for Sleep, Good Sleep, Light Blocking Rate 99.99%, 3D, Three-Dimensional, Lightweight, Eye Mask ~~~~~~ ⭐Instant purchase welcome! ⭐Midnight silent purchase OK! ⭐Free shipping! ✼If you let us know in the comments that you've followed us, we'll give you a 100 yen discount on items over 1,000 yen! ☆It has been opened once for photography and inspection, so it is listed as "Like New." 11-40 #Yocco'sVariousProducts