Kai Corporation HC111 Groom Mayu Trimmer with Comb is a compact and easy to use battery-operated pencil type eyebrows, face hair trimmer. Comes with replacement blades for easy replacement (1.0 inch / 25 mm / 5 mm). 1.0 inch (25 mm) long blade. Quickly cleans up your facial hair and beards. Short 0.2 inch (5 mm) blade. Easy to clean small parts. Eyebrow Comb: 0.08 inch (2 mm), 0.2 inch (4 Match your eyebrow length.