2" wide Xtreme Seal^™ edge seal is a high-tech extrusion, engineered and manufactured with an advanced E.P.D.M. material. It's a closed-cell flexible material that can be glued or sewn to most materials and surfaces. The flexibility and unique design creates a three-point contact seal on most surfaces. Xtreme Seal is an ideal choice for an edge seal on all types of custom covers, such as convertible tops, side curtains, camper enclosures, windshield tops and sides, front-drop windshields, and deck seals.