Using only one hand, immerse the trimmer and water is pulled in from the sides, spun through the unit and ejected from the top. Simple and thorough cleaning. Dual-edge blade cuts hairs which enter the trimmer from not only the sides but also the top. Perfect from trimming individual stray hairs on the eyebrows or for beard detailing. Curved, hypo-allergenic stainless steel blades are used that leave the proper amount of hairs for natural filtering.Panasonic ER-GN30-K vortex wet/dry nose and facial hair trimmer makes it easy for you to keep those embarrassing hairs in your nose and face nice and trimmed. This trimmer uses a rotary cutting system that is fast and safe, eliminating the possibility of injury from using scissors. The ER-GN30-K vortex wet/dry nose and facial hair trimmer is a powerful trimmer that is perfect for use at home, yet small enough to take on the road.