HOW TO USE: First Clean your phone's back cover (if your phone's back cover is frosted, please do not use this holder) Then Stick the holder in your phone's back cover, 5-10 minutes later, you can use it normally, including 360 degree rotation [Material]: High Quality Aluminum Metal [Color] : Gold Silver Black [Feature]:Universal Punk Skull With Finger Ring Metal Stand Holder 360 Rotation,Free height And Angle Adjustment ,Small Size Space-saving Magnetic Piece Strongly Stick To The Antirust Base And Other Ferric Stuff [Style ]: Simple Fashion Luxury Durable Light Portable Cell Phone Accessories Stands Holders Package includes:1 X Finger ring