Brand new, unopened product. This is a rechargeable hot eye mask that's great for tired eyes. Certified by the Japan Textile Products Quality and Technology Center (QTEC) with a 99.99% light-blocking rate! Compatible with USB charging, it can be used for naps in the office, during travel, or before bed ✨ 【3D Three-Dimensional Design Gently Envelops】 The 3D memory foam fits snugly around the eyes, reducing pressure. The elastic strap and head protection design gently support the head, reducing strain even with prolonged use. 【Heat x Vibration, Free Combination】 Freely combine 3 temperature levels and 8 vibration modes. In addition to the 4 basic modes (heat/vibration/heat & vibration/silent sleep), you can create 24 original settings to your liking. Japanese voice guidance supports operation while wearing the eye mask. 【Large Capacity Battery & Auto-Off Function】 Equipped with a 1000mAh large-capacity battery. Usable for about 15 times on a single charge. Automatically turns off after 15 minutes of inactivity, so you don't have to worry about forgetting to turn it off, making it eco-friendly and economical ♪ 【Unisex & Adjustable Eye Mask】 With an adjuster, it fits perfectly for everyone. Because it doesn't require a specific size, it's also a great gift for loved ones.