3M™ Rubberized Undercoating produces a textured finish which resists chipping, abrasion, exterior rusting and weathering. This undercoating provides a one-coat build-up with no dripping, running or sagging.3M Rubberized Undercoating helps protect the undercarriage of cars, trucks, vans and recreational vehicles from both corrosion and abrasion. The coating may also be used to protect wheel wells, quarter panels, interior side of fenders, door skins, under side of the hood and trunk lid, floor pans, and more.