SIENOC USB 2.0 104Keys Flexible Silicone Waterproof PC Laptop Keyboard Color Black Made from high grade silicone&lt;The keyboard is flexible, foldable, washable, and very durable Dust proof, spill proof, and very easy to clean even with soap and water&lt;Comfortable soft keys - 104 keys No driver needed, plug-and-play&lt;Dimensions:40cm x 13cm x 1.2cm,USB cable 147cm Color: Black Compatible with Microsoft Windows 95 /98 / 2000/ ME /XP/Vista/Windows7 and MAC warm suggestions:First,connect to USB cable to the pc,it will automatically detect the keyboard,if there is safety guards ,please allow the program .when the light is on,you can use it.Second,warm suggestions:fold the keyboard lightly or to be round to prolong the keyboard life.Third,please connect the USB cable with the keyboard well