Space Grey and Black Ultrathin Magnetic Clip-on Keyboard Folio. Thin, light, smart Bluetooth keyboard cover. Logitech Ultrathin is a perfect accessory for your iPad. It is thin and light, thanks to its high-grade aluminum construction. A new smart hinge lets you tilt iPad like a laptop screen for a perfect typing angle. An improved layout with well-spaced keys and iOS shortcuts make typing familiar, fast and accurate.