Hello Myboshi1974
Thank you very much for your feedback. The microfibres ensure that the dust and dirt are statically attracted. There are wet pads in the colour blue, you can find them here in a pack of 3:
iRobot Microfiber (3x)
Or a set consisting of wet and dry pads can be found here:
iRobot 3-pack (3x)
If you have any further questions or uncertainties, please feel free to contact us again at any time.
Best regards,
Your iRobot Team