I mentioned before how I need to restore my headlamps and this looks like a good deal. But it does need a sealant so I'm going to look at the turtle wax kit too.
3M 39008 Headlight Lens Restoration System https://www.amazon.com/dp/B001AIZ5HY/ref=cm_sw_r_awd_qGVrvb0N7YXR1
Amazon.com: 3M 39008 Headlight Lens Restoration System: Automotive