... use,Heat-self, Safest,Innocuous,Unpoisonous, Fit to all peple.It can be used for anywhere you ... minutes when using.10.Check hot pack regularly to detect leakage,please discard the leaking pack immediately ... safe and reliable, portable and convernient, fit to all people to use it anywhere.b).It is also a ... periarthritis, stomachache, dysmenorrhea and so on. baby bottle warmer moist reusable heating pack