This ChargerCity Custom Tablet Floor mount features a 20-Inch flexible gooseneck aluminum mounting pedestal that can easily attach to your car's seat bolt. Floor mounting is also feasible, though it's more of a permanent type solution. This Tablet holder is compatible with all tablet 7" to 12" (Microsoft Surface Pro Apple iPad Pro 12.9 10.5 9.7 Air 1 2 3 4 Mini (Retina) Plus Acer Iconia Asus MemoPad VivaTab Lenovo ideaPad ThinkPad LG Google Nexus 7 8 10 Vizio 8 Samsung Galaxy Tab 7 7.7 8 10 12.1 Pro Microsoft Surface PRO Slate Tablets)