Headlight Restoration Kits/Car Repair Tools/Blue Headlamp CoatingsHeadlight Restoration Kit brightenand restore plastic lenses, including headlights, taillights, fog light anddirectional lights.How to use:1,use sand paper to polish the lenses one by one,P180→P360→P600→P800→P1000.(polished time can be slightly longer. Manual operation of a variety of sandpaper grinding time of about 2-3min (try to control in this time, the time is too short grinding is not complete, too long damage to the lamp), to keep the lamp surface is polished in a humid environment; , Must continue to spray to the lamp surface, high heat generated under the heat, and its easy to damage the headlights, while grinding time can be shortened.For deeper scratches orcracks could use P150/P180 to polish)2,pour 80-100mlliquid into the cup,heat aout 3minutes,then approach the cup to the lense,the steam will make the lense shining again(keep 1cm away from the lense).Let it cool down andrecycle the liquidafterrestoration.