The remington barba beard trimmer has 9 pre set settings to help you achieve the look you want delivering a quality grooming experience the advanced ceramic coated blades are self oiling and self sharpening so theres no need to worry about them losing their cutting quality infused with silica a natural material known for its hardness and resilience the blades deliver a professional cutting experience the 9 pre set length settings range from 15mm for barely there short stubble to 18mm for