Description : Head Net,Silver Fiber,Head Cover Net,High Protection Hat,Shielding Signal Fluctuation Headwear EMF Head net is used by RF Shielding EMF Protection. Effective Shielding for Cell Towers, Microwave Signals, Phones, Bluetooth, Smart Meters, Security Systems, Radar, Broadcast. Blocking UV, Protecting head and face skin The fantastic design of the EMF Protection Head Net is suitable for Insect nets, Mosquito Head net, dust net, and UV net. we suggest wrapping the entire head when you are sleeping or outside. Please note, that the cover is not advised to wash |