Thick Vinyl Insert Trim Molding Flexible Vinyl Insert Screw Cover Trim 3/4″ WHITE Used in door, window and trim moulding on side of camper, rv, motorhome, boat or other situation where screws in aluminum/metal trim are to be covered with “detail”. Perfect for replacing your worn or damaged screw covering. Vinyl insert is constructed of the highest quality vinyl, which makes it very flexible, making for easier installation