This seal is an extrusion, or a long extended piece of the same profile that has molded ends. This is how they were made originally; the molded ends where of a bigger shape to fit and fill at the upper ends of the door. This piece is 82" long, has 25 blue push in pins to help hold in place, very little adhesive is needed. The front molded piece is about hand sized and tucks under the door panel and is held in place with 2 phillips head screw. Some adhesive is needed here. At the rear of door, again it tucks in under the door panel and is held on with 1 phillips head screw and some adhesive.