DescriptionProtective stickers are available for a variety of devices. They are compatible with phones, tablets, headphones, monitors, cameras, routers and more. You can stick anti-radiation stickers easily to the back of your cell phones and laptops. Multipurpose design, not only can be anti-radiation stickers, but also decorative stickers. EMF radiation-proof stickers with prime materials, which are durable for long lasting use.Features-Color:Silver -Material:Metal epoxy -Size:2.80X2.80X0.20cm/1.10X1.10X0.08in - Use of special material to absorb and transfer electromagnetic radiation wave, so as to reduce the damage of cell phone radiation to the human brain. - You will receive enough quantity cellphone emf protector to meet your usage needs. - The anti radiation sticker can not only be used on cell phone, but also be used on any other electronic device such as laptop, tablets, computers. - The emf blocker for electronic devices is lightweight and portable, which is easy to carry ans store. - The emf blockers are suitable for various places, such as home, office, hospital and some special working environments.