1,Ikeyboard size: height: 2.5mm, can close placed into Ipad screen.                                                                                                                                                          2.material: silicon and PC eco-friendly, no need any electric power called pure physical keyboard.                                                                                                                                                                 3.used for Ipad 1, ipad2 and future ipad 3.                                                                    
4.Ikeyboard let blind typing instead of finger typing. fully replace toothblue keyboard, vitural keyboard function.                                        
5.easily carry it and comfortable real typing, enjoy typing text is not a dream.