Description:Featuring self-adhesive design, it is easy to stick the ring phone holder onto the back of your smart phone and then you can place your phone as you like.Designed with 360 degree rotation, this ring phone holder will offer your more convenience.The ring phone holder is made of premium metal.The diameter of the ring phone holder is 31.3mm and the thickness is 3.6mm.It is suitable for all kinds of smart phones or tablets.Item Name: Finger Ring Phone HolderMaterial:MetalSize Details:Thickness: 3.6mm/0.14" (Approx.)Diameter: 31.3mm/1.23" (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 X Finger Ring Phone Holder