Features:1. Portable&Ultra-Thin: Convenient to use, safe grip to prevent dropping device and control device while you are operating phone or taking pictures. freely play the phone by one hand.2. 360 Degree Rotation: After installation, freely with through any angle you need, it can be used as a desktop stand as well; When you put your phone on the desktop, it can protect the phone camera from scratches.3. Easy To Install: Clean dirt and dust from smart phone / tablet; remove the protective film from the ring and past it up to smart phone / tablet; press gently by hand to esure stickness.4. Wide Compatibility: Compatible with most smartphones and tablet.5. Practical: There is no magnet in this holder, but it can work well with magnetic car holder.Description:The metal phone finger ring holder is portable&ultra-thin, supporting 360 Degree Rotation, compatible with most smartphones and tablet.Specifications:Type: Ring BracketApplicable model: generalApplicable scene: desktopPackage Included:1 pc * ring holderNotes:1. Please allow 0-1 inch error due to manual measurement. Thanks Compatible with your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.