Arc IV Shaver with Quadruple Arc Foil Nanotech Blades LCD Wet/Dry Technology Turbo Cleaning Mode and Pop-up Trimmer Blue...The Arc IV Wet/Dry Shaver with Quadruple Arc Foil features a fourth Nanotech finishing blade for a remarkably close comfortable shave. Four Nanotech blades combine with the Arc foil to conform to your skin for an ultra-smooth one-pass shave; Our Nanotech blades delivers the sharpest blades for precise and accurate shaving. While conventional shavers offer a range of 45 degrees to 90 degrees blades this shaver comes with the sharpest blade angle at 30 degrees great for precision cutting. Nanotech blades are used to polish the industry's sharpest 30 blades to achieve even better cutting performance. A four-way pivoting head provides a more comfortable shave. The pivoting head rocks up and down and back and forth to follow the contours of your face. You'll enjoy effortless control and comfort for a clean close shave. Replacement Parts: WES9161PC Screen/Foil WES9020PC Combo Pack (Foil & Blade).