Min. Order Reference FOB Price
50 pc US$18.00-21.00 / pc
Product Description
Best silver fiber lining emf proof beanie emf proof beanie silver lining beanie best EMF beanie Product Parameters Shielding efficiency >99.99% shielding attenuation 50B at 10MHZ-20GHZ composition cotton fabric+100%silver fabric lining color grey, black... Product ...