1.Filling boiling water directly into the hot-water bag is strictly prohibited.Water about 80℃ is suitable.The amount of water cannot exceed 2/3 of the rated capacity. 2.Be sure to let out the air inside after filling water in it,and then screw it tightly.Press the bag(after laying it on a desk with the mouth of the bag and the other end to both sides) to check if it leaks. 3.No longer use it when cracks are found. 4.Elderly people and kids should use it under the correct guide of their guardians.It must be wrapped and placed a bit far when used for an infant.Otherwise be resposible for your own action. 5.Avoid heavy pressure or sharp instruments and keep it away from acid,alkali,oil material or sunshine. 6.When not need,it must be placed in a shady and cool place with a slight amount of air in it.
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