84 keys ultra-thin fanless design,included 17 ipad hot key. Rubber spring material,innovation type scissor structure. Brand New Generic for iPad 2. Leather Case Material: High Grade Synthetic Leather. Removable Bluetooth Keyboard Material: ABS. Keyboard and case pile up by magnetism. Soft Leather design,keep your iPad 2 in new condition. For the iphone4 and ipad Tablet PC,make work easier.