Our flagship EMF Shield Hoodie is woven with a 40% silver-fiber conductive grid that delivers 35+ dB shielding effectiveness across 10 MHz–10 GHz. The soft interior fleece keeps you warm while the outer shell blocks ambient electromagnetic radiation from phones, routers, smart meters, and 5G towers. Machine washable up to 50 washes. Certified to OEKO-TEX Standard 100 and independently lab-tested.