Description : EMF Radiation Shield Boxer Briefs is made of 53% cotton, 42% silver fiber and 5%nylon on the face. In the crotch area, we used 100% breathable cotton to keep your pouch dry and clean Silver fiber is a kind of nylon that coated with pure silver film. UrGarding Boxer brief helps to shielding EMF because of its electrical conductive feature EMF shielding product with our own silver fabric and fiber |