emf protection fabric newbeau radiation blocking fabric for signal blocking copper nickel rfid shielding fabric 1 yard, (1 yard, 44'&#0, Black;white

this fabric is made of 20% copper/nickel and 80% polyester which can shield from 10mhz to 5ghz. the size is 44in/111cm * 36in/91cm in 2pcs. we have done the test its special functions, please check the ps. this unit can be used for many products. such as maternity clothes, curtains, blanket, bag, phone case or computer covers, mainframe chassis covers. it can be used for many products. such as maternity clothes, curtains, blanket, bag, phone case or computer covers, mainframe chassis covers high-quality and high-performance fabric which is deserved, no matter how little the protection is, it could protect us. if any dissatisfaction with the product, we accept return..syi