OPTIMA Swiss fabric -55 dB (1m lin.)

OPTIMA Swiss -55dB max shielded fabric forming an electromagnetic wave shield to protect electro-chemically sensitive individuals from WI-FI waves, relay antennas, DECT, 4G/5G, WIMAX, low-frequency electric fields (metal wires protected in polyester to prevent metal oxidation - patented).

Attenuation -43dB at 1 GHz

Hypoallergenic & biocompatible.

 Sold by the linear metre: 1m*2.5m = 2.5m2

Used by the military and industry in various countries, it is also used for curtain-type screen fabrics, anti-high frequency "Faraday cage" canopies during sleep, and for making high frequency protective clothing.

OPTIMA SWISS -55dB fabric is biocompatible, anti-wave and anti-EMF, and is certainly the most effective at blocking 99.99% of high frequencies from 0.5 to 20 GHz and low-frequency electric fields. Hypoallergenic, washable (metal protection with polyurethane sheath).

Specific features:

- Hand wash at 30°C.

- Composition: Copper, silver, cotton, polyester (metal coating)

- Highly breathable

- Resistant & flexible

- Width: 2.55 m

- Thickness: 0.11 mm

- Colour: White

- Weight: 89 g/m²

- Electrostatic fields: 99.999% attenuation

- Low-frequency electric fields: 100% attenuation

- High-frequency fields: between 99% and 99.95%

It meets military testing standards MIL-STD 285 or IEEE 299-2006.