
RF Microwave Shielding Ski Hat / Beanie
100% Cotton Outer Layer - 100% Silver Inner Layer
Extremely High Shielding Capacity Up to 20 Gigahertz!
Only Gray is in stock
at this time
100% Cotton Outer Layer
100% Silver Inner Layer
Shielding effectiveness from 300MHz at 99.999970% (65.3dB) up to 20GHz at 99.999915% (60.7dB) effectiveness.
The EMF blocking hat features a breathable liner made of knitted silver fibers that block well over 99% of high frequency radio frequency/microwave radiation and millimeter wave radiation coming from cell towers, 5G communications, WiFi, cell phones, cordless phones, etc.
- Naturally Anti-Bacterial
Silver is naturally anti-bacterial and odor resistant, so you never need to wash it. The outer material is pure cotton. If necessary, hand wash and hang dry only. Please Note! Silver naturally changes color (oxidizes) over time, however this does not effect the EMF shielding capabilities.
- Extremely High Shielding Attenuation (Blocking) Into the 5G Frequency Range
- Unisex, One Size Fits All
- Hand Wash Only with Non Chemical Washing Products. Hang Dry Only.