supply of supply of retro-reflective , supply of retro-reflective raised pavement markers (road studs/ cats eyes) made from hea vy-duty, moulded, high-impact-resistant engineering plastic, preferably abs / polycarbonate polymer blend , suitable for lane guidance and night-time visibility applications. the markers shall be provided with durabl e retro-reflective lenses designed to enhance visibility during night -time and low-light. each unit shall have a moulded twin -shank design to ensure firm anchoring, proper alignment and resistance against displacem ent or disorientation after installation. size:- 100 x 100 x 20 mm [ warranty period: 30 months after the d ate of delivery ] ]