Parents and frequent travelers, this nyatek headrest phone holder is a total lifesaver for backseat entertainment! It easily attaches to most car headrests in seconds with no tools required - just use the bottom gear adjustment to secure it firmly. The 360-degree rotation lets you position phones at the perfect viewing angle for passengers. It accommodates phones with widths from 45-90mm, so it works with everything from older iPhones to the latest large-screen smartphones. Made from durable ABS material that holds up to car travel vibrations and active kids. Perfect for long road trips, keeping kids entertained with movies or games, or even for navigation in rental cars. The secure grip means phones stay put even on bumpy roads. Installation is seriously simple - just clamp it onto the headrest posts and adjust the gears until it's snug. If you're tired of kids dropping phones or holding devices awkwardly during car rides, this headrest mount provides the perfect hands-free solution for backseat entertainment.