This retractable magnetic phone back holder is made of high-quality soft material, comfortable to grip. It adopts adjustable telescopic structure, 3 different stretch heights for your choice. With built-in magnetic coil, it can directly attach to magnetic mobile phones. For non-magnetic smartphones, use the included adhesive magnetic ring to get magnetic function. Perfect for one-hand phone holding, taking selfies, video calls and watching movies. It can also work as a small phone stand to prop your phone on the desk. Multiple fresh colors for selection. Compact size, won’t add extra bulk to your phone. Reusable and removable, no marks left after taking off. Package: 1 x Magnetic Phone Back Holder (adhesive magnetic ring included)