Features A premium rubber door seal that insulates and cusions shock as garage door is closed. Keeps your garage warmer in the winter and cooler in the summer, saving you money! Durable EPDM rubber Keeps out cold air, dust, leaves and moisture Stays flexible from -40 degrees to 140 degrees for tight seal Easy to install, nails included for wooden doors Use sheet metal screws for metal doors Specifications Length: 9' (Single Door)