Pure Copper Mesh Dense Filter Virus Proof Anti Bacteria Breathable

Material: High quality Pure Copper. Used as a extra layer of protection or filter for face masks. Size: 9.8"x9.8".
Material: High quality Pure Copper. Used as a extra layer of protection or filter for face masks. Size: 9.8x9.8.

Cross-Linked Protein Nanofilter with Antibacterial Properties for Multifunctional Air Filtration

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Copper Mesh – Coldbreak

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99.9% Pure Copper Screen Woven Mesh Screen,Copper Mesh Screen 40 Mesh Copper Mesh,Size 12 x 40 : Industrial & Scientific

Antimicrobial second skin using copper nanomesh

Copper Mesh – Coldbreak

99.9% Pure Copper Screen Woven Mesh Screen,Copper Mesh Screen 40 Mesh Copper Mesh,Size 12 x 40 : Industrial & Scientific