These take the H1 Hi Beam Globes. They are very common and readily available at service stations. These are ADR compliant and legal in all states. It is common for people to buy these to pass a Road worthy or to get an imported car registered in Aus. The face (Lens) is glass and the backing (Reflector) is steel. There is no plastic in these lights and they can run super hot globes and there will be no fading or discoloration. They have a 12 month replacement warranty against manufacturer faults, discoloration or fading, rust or corrosion or anything that makes them not look good or function properly – Cant get better than that.