This quality comes at a cost, as ceramic window tints are the most expensive. Because ceramic particles have strong heat rejection properties, they provide the same level of sunlight reflection while also adding insulation.

Five-Percent Tint A 5% tint the darkest of window tints. It allows for 5% of available light and is illegal in most states, though commonly used on the back windows of limousines.

20% is fine if the are around you is well lit at night, but if not, everything just looks pitch black, sometimes I will have to roll down my windows at night in order to see, but you will still see cars just fine.