Floor marking machine enables simultaneous application of two parallel lines from a standing position, reducing back strain and improving efficiency. Utilizes two rolls of standard masking tape for quick, easy, and accurate creation of clear aisle markings by a single person. Features an adjustable width from 4 to 28 cm, with a handle height of 80 cm and a pointer for precise alignment along chalk lines. Includes a circle attachment for creating perfect circles with telescopic adjustments, suitable for various sports and safety applications. Widely applicable in settings like courts, parking lots, warehouses, and gyms to enhance safety by marking restricted and hazardous areas.