Hakugen Earth Relax Yutapon Neck/Shoulder Steam Warmer can be used 365 1 piece (Greige / Sumikko Gurashi)

Just by microwaving, the comfortable warmth lasts for about 30 minutes. (Duration may vary depending on room temperature and environment of use.) Steam from the azuki red bean and ceramic envelopes the entire neck and shoulders. Can be used 365 times repeatedly.