1. High toughness spring, ensure the clip stable fixed in the air outlet. 
2. Metal drawing silver edge, more quality sense. 
3. Truely one hand operation, just place your phone and the clamp automatically adjusts to fit. 
4. Allow you to go hands-free with your phone for drving safety. 
5. Compact and small size won't block your line of sight for safe driving. 
6. The magnetic car phone holder fits most of the air vent with smooth surfaces. 
7. With an adjustable arm, pivot up or down for optimal viewing height. 
8. Available in black