Product or Service
cold&hot series product
Profile:Manufacturer - Producer|Ref:PSL166616YH | Country: China | Currency: usd | Export: No
non-toxic PVC cover and HPC gel with one little iron piece,slightly break off with hand,the whole bag will become hot step by step,the highest temprature is 57 centigrade or so. When it becomes normal temprature,boil it in the boiling water for 5minutes and then it will be as same as teh status before using. It can be used for nearly 1 thousand times.
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