Tranquil Silver-ion mattress
Silver-ion means that silver exists in the form of ion, its chemical formula is Ag+; it is a kind of broad-spectrum antibacterial materials and catalytic materials, which not only has antibacterial function to kill those bacteria as olibacteriophage, Staphylococcus aureus, favus bacterium and aspergillus flavus, etc, but also has those functions as Electromagnetic wave absorption and Decomposition of harmful...
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