/Bicycles Function 360 Rotation/Mechanical Locking strong and sturdy Strengthen the buffer, not hurt the phone and more stable For Phone Size 4-7 Inch Phones Style: C Mirror Black Material:Aluminum alloy colour:As shown Package Contents: 1 x bicycle phone holder Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real . The measurement allowed error is +/- 1-3cm.