How to use:1,use sand paper to polish the lenses one by one,P180-P280-P360-P600-P800-P1200. (polished time can be slightly longer,about 5 minutes. P1200 need polish by hand.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 or cracks could use P150/P180 to polish)2,pour 80-100ml liquid into the cup,heat about 3 minutes,then approach the cup to the lenses,the steam will make the lenses shining again(keep 1cm away from the lenses).Let it cool down and recycle the liquid after restoration. Note 1,Don"t use chemical detergent to wash car in a month after doing restoration.It might make lens have cracks. 2,Don"t bake the lens when doing spray-paint in a month after doing restoration.It might make lens have cracks.Please carefully confirm your size, name &number and shipping address before placing the order, thus to assure the delivery efficiency and avoid unnecessary troubleAbout Shipping: All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 6-8 days then. The specific delivery time is depend on circumstances.Any questions, please feel free to contact usDuring the shopping process, if you have any questions, please feel free to consult us, we will reply you within 10836 hours, wish you a happy shoppingThanks for your cooperation and we'll make you feel satisfied.