Improved cutting precision: The straightarc doubleedge structure creates clean hairlines and naturally follows facial curves, delivering flexible control and precise symmetry markings for consistent results. Dependable, ergonomic support: strength, nondeforming material paired with a curved ergonomic grip offers responsive control and antislip handling for a confident, comfortable user experience. Effortless maintenance: Dense construction promotes longlasting cleanliness, with quickrinse cleaning and easy upkeep. Hair volume boost: Supports precise hairline styling for visual enhancement and includes a protecting layer to optimize spray coverage with ease. Use scenarios Professional barbering: Use during client sessions to define sharp, symmetric hairlines that adapt to different facial contours, ensuring consistent results across clients. Athome grooming: Ideal for quick, precise touchups between visits, with a secure grip that enables stable control and accurate styling. Training and client progress: Appropriate for barber training and when documenting improvements, illustrating fundamentals of symmetrical hairline design.