- Phone ring holder made of the high-quality zinc alloy and stainless steel. It is pretty durable and comfortable for daily use. - Polished ring holder, smooth edge, more convenient to take a phone to everywhere without security issues. How To Use: Use the alcohol pack to clean the surface; Wait a minute till alcohol evaporated; Pick up crystal clear stick, press it on the surface cleaned; Set the ring holder on the crystal clear stick, press it tightly. Please Note: You are not supposed to lay the magnetic ring near a wireless charger or on it when charging your device. In doing so can make the battery become hot, crack the back of phone and potentially explode posing burns and fire hazard. The ring should be on the case not directly on the phone so that you can remove case with ring to place phone on wireless charger. If you are not going to use a case then its recommended you charge the old fashion way with the standard charger that came with your device. 1.Superior Quality Material- Made of Zinc alloy and stainless steel, which is durable and sturdy, with the ring, you can hold your phone more easily without leaving dents or cramps in your hands 2.Sturdy Sticker- 3M stickers add strong adhesive to the case, you dont need to be afraid that your phone may hit the floor, And it also works well with magnetic car phone holder 3.Kickstand- Features a 90flip and 360rotation, can be used as a phone stand, set your hands free while watching movies 4.Ultra Slim- Only 1.8 mm-thick, added minimal thickness to the phones profile, always keep the phone steady when put it on the table 5.ATTENTION: Wait for a while after installation to let the sticker cling tightly to the phone; achieve a 360 rotation only after installation