The Kao MegRhythm Steam Hot Eye Mask is a disposable self-heating eye mask that provides relaxing eye care through gentle steam therapy. Upon opening the packet, the mask activates automatically using iron powder oxidation technology, reaching a comfortable 40°C temperature for approximately 20 minutes. The abundant warm steam envelops tired eyes and the delicate surrounding area, effectively relieving eye strain, dryness, and tension accumulated throughout the day. This unscented version contains no fragrance, making it ideal for sensitive individuals or those who prefer odor-free relaxation. The soft, plush cotton material expands with steam for a snug fit with convenient ear loops that work in any position. Perfect for office workers, digital device users, or anyone seeking soothing eye relief before sleep or during travel.