<b>Features:</b><br> Great to use with most smartphones.<br> 3M adhesive on the back for easily sticking and mountin.<br> Clear protective films safely protect your devices or hands from scratching.<br> Easy to attach and remove with clear protective film. <br></b><br> <b>Peel the sticker and attach it to your phone. </b><br> 1. If you usually use the wireless charger, the metal plate will affect the charger function, you can stick outside of phone case.<br> 2. If your protective case is thick, the case may affect the magnetic function or not work properly, we recommend you choose method of stick on the back of phone directly <br> 3. If your protective case is thin or you don’t use case, you can stick inside of phone case or on the back of phone.<br></b><br> <b>Please Note:</b><br> 1. Hard to peel off the backing film, in this situation, please repeat this act: peel-if come up-press film back-peel again. <br> 2. Adhesive can't stick well on phone case, please don't not stick adhesion on rugged, texture surface silicone phone case, it may not stick well.<br></b><br> <b>Package Content:</b><br> 4 x Round metal plates<br> 4 x Round 3M tapes<br></b><br> If there are any problem with this item, please feel free to contact us firstly, we will solve it for you quickly. <br>