quick-drying [grain sudden glue] specializes in protecting the bottom part of the car to avoid long-term contact with the ground moisture environment and oxidation rust; can also be sprayed on the skirt foot edge, head and tail pump handle, to avoid driving sand and gravel impact caused by scratches. especially suitable for the protection of new cars, seafood cars and salt field cars and machinery equipment, so that it is not alkaline water erosion and salinization.