Style:Air Vent Upgraded Air Vent Clip -Twist-lock Mechanism: Adjust and lock with a twist of the knob, adapting to air vent blades of different thickness; -Premium Materials: Made of high-temperature resistant PC and glass fiber material, which is not easy to deform even after long-term use. -Stronger and More Stable: With triangular support and anti-falling design, it is 20X steadier than the dual-sized clips on the market;