The Philips OneBlade has a revolutionary new technology designed for facial styling and body grooming. It can trim, edge and shave any length of hair. Its dual protection system â a glide coating combined with rounded tips â makes shaving easier and more comfortable. Its shaving technology features a fast-moving cutter (200x per second) so it's efficient - even on longer hairs. Durable OneBlade The blades are designed for lasting performance. For optimal performance, you will only need to replace each blade every 4 months*. Replacement is easy and hassle free. - Fits on all OneBlade handles *Each blade lasts up to 4 months - For best shaving experience. Based on 2 full shaves per week. Actual results may vary. Box Contents 2 x Replaceable blades