According to the information in the inquiry sheet 123, the shelf life of Kao steam eye mask in Japan is based on three years. Because its steam eye mask is packaged separately, using one piece does not affect the shelf life of other eye masks. But the steam eye mask also has a certain shelf life, which refers to the best service life of the steam eye mask. The shelf life of Kao steam eye mask is one year, and the best use effect can be achieved within one year. Kao steam eye mask is suitable for people who continue to use computers to work, study, play mobile phones or use their eyes too much.
The steam eye mask adopts the latest self-heating technology, and the temperature control is scientific, which can make the moisture in the air react with the iron powder in the eye mask to form a hot body and form water vapor invisible to the naked eye. Kao's water vapor eye mask adopts a very precise permeable membrane, and nutrients in the air enter through the micro-permeable membrane. The released heat will promote the blood circulation of the eyes, relax the muscles of the eyes and relieve the fatigue and discomfort of the eyes. Steam eye mask is suitable for eye care, overtime fatigue, staying up late to prepare for exams, business trips and other occasions to relieve eye fatigue and relax.