

HF (High Frequency)
Shielding cap for men and women in comfortable wearing quality for cool days - a fitting accessory to any outfit. The inside of the cap is made of a silver-coated nylon and provides excellent protection against electromagnetic waves.
Very high screen absorption, max. 48 dB (>99,99 %)
Colour: navy blue
94% cotton, 6% lycra
One size
Care instructions:
gentle washing at 30 ° C
Do not use disinfectants or cleaning agents that contain chlorine!
Do not use any fabric softeners!
VAT applied 20%, exempt for deliveries outside the EEC.
The fibres are made of a low metal content; as these are crossed in each other, this produces a "faraday cage" effect, the high-frequency waves being stopped by the fabric.
Unique size
Origin: Germany