Unique OneBlade Technology: fast-moving cutter (100x per second) powers through any length of hair, while skin protector and rounded tips protect your sensitive armpit and pubic skin SkinProtect blade with triple protection system – rounded edges, bridge and rounded tips – is designed to prevent skin irritation, offering extra safety for your armpits and private parts Shave and trim with extra skin protection with one device; the attachable 3mm body comb makes it fast and easy to simply trim intimate hair, no matter which direction you find yourself trimming Durable stainless steel blades last up to 4 months (For the best shaving experience. Based on 2 full shaves per week. Actual results may vary.) Fully waterproof (IPX7) you can shave wet or dry, with or without foam. Recommend to use dry for best results. To clean the product, just rinse it under the tap.