Door weatherstripping is installed around sides and bottom of doors. Installing door weatherstripping will eliminate wind noise and prevent water damage. Genuine SoffSeal brand roofrails are manufactured with sun and ozone resistant materials and are backed by a lifetime warranty against manufacturers defects. Use automotive weatherstrip adhesive (not included) to glue to the underside of the door seal. The kit includes weatherstrip for both sides. This is the weatherstrip that goes around the sides and bottom of door. Perfect for any restoration project.