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EMF Hat Cotton Beanie Slouch EMF Protection Beanie Hat Unisex  Fashion Accessory Comfortable to Wear

: Silver fiber refers to a composite fiber formed by infiltrating nano silver ions into nylon fibers, which generates induced current through a  composed of silver fibers inside the fabric. The induced current generates a reverse EMF for shielding. Silver has  conductors that can reflect electromagnetic waves, that is, when the aperture of the metal mesh is less than 1/4 of the electromagnetic  length, electromagnetic waves cannot pass through the metal mesh

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Specification: Item Type: EMF Hat Product Material: Silver Fiber, Cotton Product Features: Gentle wrapping, radiation resistance, excellent protective fabric, providing a comfortable experience, not stuffy, and breathability. Package List: 1 x EMF Hat Note: Gently rub and hand wash, do not use a washing machine to wash.

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Black

Light Gray