Shield face mask for electromagnetic wave defense against high frequency (micron) electromagnetic radiation from low frequency electric fields and mobile phone base stations where the head, face, throat, and ear areas are emitted by electronics, etc. You can easily wear it to avoid high frequency electromagnetic waves when cooking in the house, in the kitchen, using a TV, computer, or using a mobile phone. It can block 99.9% of high frequency (micron) radiation of high frequency (micron) radiation in the microwave or cell phone 3G.
[Caution] This product is an anti-electromagnetic wave. We cannot guarantee to improve symptoms such as electromagnetic wave hypersensitivity symptoms. No returns except for defective items. Please note: