This mouth and nose protector protects against droplets and electromagnetic radiation. Attention! No virus protection, only droplet - and radiation protection!
Swiss Shield Ultima lined with cotton
Composition:
82% cotton
17% copper
1% silver
Outer fabric mainly made of cotton
Shielding: 32dB at 3.5GHz (5G) = 99.9%
(double layer: 57dB)
The measuring was carried out by EMF Test Lab Bavaria.
Brand WAVESAFE