Reduce EMF 99%: Cell Phone Anti Radiation Protector Shield Sticker DecreasesThe Amount of Electromagnetic Radiation, reduce radiation exposure by up to 99%, absorbs EMF and Counteracts Harmful Effects of EMF / EMR Radiation Generated by Electronic Devices, Providing Comprehensive Protection to Your Body How it works: Common electronic, Bluetooth and WI-FI radiated radiation can harm our bodies. The anti-radiation sticker is made of anti-radiation film and negative ion film, which releases negative ions that can neutralize the positive ions generated by electronic equipment to protect our health from EMF radiation. Easy to use: You can easily paste EMR stickers to the back of mobile phones and other electronic devices. The EMF radiation shield will not be downgraded! It has a long service life and will serve you for a long time. Slim size: The thin and light body is not enough to make the phone heavy, and the ultra-thin design allows you to put it on the phone or any other electronic device. You can take it with you! Protect you and your family from radiation. Widely used: The radiation shielding sticker is used as EMR protector for tablet PC, mobile phone, Kindle, computer, air conditioner, refrigerator, microwave oven, printer, washing machine, etc. It converts radiation to other harmless forms without blocking the signal! Colour:Golden Material:metal Size:21x29mm Package Contents: 18 x patches