Philips 9000 Series S9031 Wet and Dry Electric Shaver is most advanced shaver yet. The unique contour detect technology offers exceptional coverage over every contour of your face and the V- Track system guides hairs into the best cutting position for the closest results. Choose how you prefer to shave. With the Aquatec Wet and Dry seal, you can opt for a quick yet comfortable dry shave. Or you can shave wet with gel or foam even under the shower.