EASY TO USE - These stickers can be applied to phones, laptops, tablets, PCs, TVs, and other small electronic devices. Simply place a sticker on the back of your phone or any electronic device. EFFECTIVENESS - Each sticker is designed to help reduce exposure to EMF/EMR emitted by phones, laptops, tablets, PCs, TVs, and other small electronic devices. WHAT IT DOES - Common electronic devices emit electromagnetic frequencies (EMF) and electromagnetic radiation (EMR). These stickers are made with materials intended to absorb and neutralize certain ions associated with EMF/EMR exposure. SLIM DESIGN - The thin and lightweight design adds no extra bulk, making it easy to apply to your phone or other devices. Portable and convenient for everyday use. COLOR: Gold MATERIAL: Silica gel PACKAGE CONTENTS: 6 x Mobile phone radiation protection stickers Note: Light reflection and differences in display screens may cause slight variations in color. Measurement error allowance is +/- 1-3 cm. This listing includes only the items mentioned above; other accessories are not included.