Now with NEW Invisible Carbon! Introducing the new and improved LapTop-Pro, now with replaceable cleaning pads! LapTop-Pro by LensPen is the all-in-one screen and keyboard cleaning system your computer has been waiting for! On one end is the replaceable ultra-soft optical grade chamois with our special non-liquid Invisible Carbon compound for removing messy fingerprints from the screen. On the other are two brushes: one for removing dust from the screen and another for cleaning between the keys of the keyboard. It's compact and portable, so you can take it with you virtually anywhere and keep your computer clean. Your computer will love you! Replacement cleaning pads sold separately.