Nodonuru Mask Nodonuru Wet Mask for Kobayashi 3 Sets x 4 [Bulk Purchase] Sleeping, Pleated, Unscented, Pharmaceutical, Navy,

The steam effect keeps your throat moist for about 10 hours. *The duration may vary depending on the environment in which you use it. It can prevent virus droplets. *Due to the filter effect of the mask It uses breathable nonwoven fabric and a specially shaped filter that allows for easy breathing. The nonwoven fabric has fine fibers and is soft, so it feels comfortable against the skin. The soft, wide elastic band reduces strain on the ears. *Masks do not completely prevent infection (intrusion).