Description : EMF Blocking Hat,100% Silver Fibre Liner,Faraday Hood,Blocks 100% of High Frequency RF Radiation.5G,4G,Cellular,WiFi. Adjustable Material:100% Silver fibre liner,its color is golden,but other silver fiber below 100% is gray Comfortable:Lightweight and cool, you won't feel hot even if you wear it outdoors in summer Exclusive Design:There are two styles for men and women.This EMF hat can be used by people of all ages.Adjustable |