This car mount offers effortless installation - simply press the button on the back of the unit to slide open and remove your mobile phone. To place your phone again, press the arms on both sides to securely clamp it in place. The clamp also has 2 support feet for added stability, and can clamp your device in three different directions with 360 degree rotation. The soft rubber layer protects your device from scratches, while maintaining a fashionable and natural appearance. Please note, this car mount is not compatible with special-shaped vents such as arc-shape air vents, retraction type vents, or non-intensive vents.