New anti-electromagnetic radiation 100% Pro-Silver Fiber Winter Hat

The Pure-Silver Fiber™ radiation protection winter hat is a high-tech product that permanently bonds silver to a fiber surface through a unique technique. This structure makes the Pure-Silver Fiber™ maintain the original textile property and gives it all the almost "magical" property of Pure-Silver Fiber™. In addition, silver has the most effective antimicrobial properties. Pure-Silver Fiber™ radiation-blocking fabric made of silver-containing fiber using nanotechnology is the latest radiation-Blocking technology in the world after metal anti-radiation fiber (MTF) material.

The main radiation protection component of the cap:
100% Pure-Silver Fiber™
 
Frequency range and shielding effectiveness:
Frequency range: 10MHz-40GHz   
Shielding effectiveness: 49.1dB-71.4dB

Features:

•   Adult cap with an electromagnetic shielding function.
•   Protect the head from RF electromagnetic waves (3G, 4G, 5G, Bluetooth, Wi-Fi, Microwave, AM-FM)
•   Up to 100% of full protection.
•   Antibacterial.
•   Adjustable size.

Washing Instructions:
- We recommend washing by hand with mild detergent.
- Never use chlorine bleach.