1.Adjustable Distance: The twoaxis extension arm and threepiece extension arm design of the tablet holder for the headrest of the car allow you to adjust the viewing angle, so that passengers feel comfortable and reduce neck strain on long journeys. 2.Flexible Screen Sharing: Swivel the mount between the seats for screen sharing and adjust the viewing angle with a 360 degree rotating clamp to give you comfort and convenience on long rides. 3. Versatility: For cars, SUVs, ATVs, trucks and more, this tablet holder fits all devices between 4.7 and 13 inches and is suitable for most tablets and phones on the market, even with thick cases. Its adjustable headrest bar from 0.4 to 6.3 inches makes it a versatile solution for any road trip. 4.Secure Mounting:Our car headrest tablet holder stays in place with its 2screw design, ensuring safe and stable use. The holder also has 0.63 inch space to insert the bar as well as protective silicone covered bolts and clamps to protect devices from scratches.