Canvas dry wax or paraffin wax is harder, dry wax is harder. Dry wax canvas has the highest smoothness, the best effect and a long time. Dry wax canvas is more durable than paraffin. The permeability of dry wax is slightly stronger, and the decontamination ability will be better. Relatively speaking, the construction time is short, but the construction is difficult (it needs to be cleaned quickly, not too thick, otherwise it will be difficult to clean up). Because it is diluted, the effect lasts for a short time. Because it can be used with waxing machine, it is more convenient, so there are more choices for small car beauty shops; It is labor-saving, because liquid wax is diluted, and it is more labor-saving, convenient and easier to apply.