Material: EPDM Rubber reinforced with metal core for durability. The seal has also felt lining to ensure quieter ride, luxurious appearance and premium feel. Features and Benefits: Winlas ™ gaskets meet maximum customer expectations and technological advances. Our seals fulfill the following criteria: Minimum permeability, Maximum noise isolation, Low door closing force, Vibration-free drive, Bridging the gaps with large tolerances, Easy and fast installation. Please note: The door seals we offer are not factory-molded. These seals are supplied as a continuous, flexible length that may be longer than the door opening size. During installation, the seal may need to be trimmed to the required length with a utility knife and joined accordingly.