Specifications Hign-concerned Chemical:None Type:Pen Instructions: Clean the scratch area before use Remove the wax of the scratch area Remove the iron rust Shake the pen about 40 times before using. Please use in sunny days to ensure product effectiveness Steps for usage: When used alone, the touch-up pen can be used to cover the spot paint peeling off, as well as to prevent rust and conceal the car paint in inconspicuous places. Use sandpaper with water to remove stains from painted surfaces and allow them to dry before touch-ups. After shaking the touch-up pen, use a brush dipped in a touch-up liquid to brush on the flawed position. If it is not completely covered by one operation, wait for the first layer of paint to dry and then apply the second layer until the defect is completely covered, and wait for all the paint to dry on the defect. Lightly smooth with sandpaper and water.