Swiss Shield® NATURELL ULTRA

Material 

Cotton, 15 % copper / silver, 1% carbon 

Yarn 

Cotton fibre spun with a gossamer-thin 0.02 mm silvered copper thread

Surface 

Conductive (PES/Carbon-coated) 

Type 

Fabric - decorative textile 

Description 

High-quality conductive shielding fabric 

Test 

Oeko Test 100 Class 1 (baby underwear)
STR, Swiss Textile Research Institute,
University of Armed Forces, Munich, Germany

Use 

Curtains, canopies, room dividers, industrial use 

Colour 

Grey 

Width 

250 cm 

Weight 

117 g/m2 

Dimensional stability 

3 % 

Care

 

Shielding 

GSM 900 MHz 

41 dB/37 dB

GSM 1.8 GHz

37 dB/34 dB

Blue Tooth/WLAN 2.45 GHz

33 dB/30 dB

WLAN new Gen. 5.8 GHz

26 dB/24 dB

X-Band Radar 9.5 GHz

22 dB/20 dB

Attenuation dB / % 

10 dB = 90 % 
20 dB = 99 % 
30 dB = 99.9 % 
40 dB = 99.99 % 
50 dB = 99.999 %
60 dB = 99.9999% 

Test Report

NATURELL ULTRA test report