These radiation protection stickers can effectively reduce large amount of radiation exposure from many electronic devices, absorbs EMF and counteracts harmful effects of EMF radiation generated by various electronic devices, providing comprehensive protection to you and your family The radiation protection cell phone stickers are made of radiation protection film and negative ion film, releasing negative Ions that neutralizes positive ions produced by various electronic devices to protect our health from EMF radiation, practical accessory in our life. These radiation blockers are self-adhesive, easily stick on multiple smooth and clean surfaces, like metal, wood, glass, and so on, easy to paste and remov without leaving obvious residu e, good adhesion can serve you long term. Slender size, light and thin enough that won't make the phone heavier. The EMF blockers can be widely applied in our daily life, can be pasted on smart phone, computer, laptop, air conditioner, refrigerator, microwave oven, printer, washing machine and other electronic devices, easily transforms radiations into other harmles s forms without blocking signals.Products from NIUNIU's store