M-D Black Rubber Door Set Seal For Garage Doors 16 ft. L X 1 in. T

Rubber garage door bottom that stops cold air, dust, leaves and moisture from blowing under your garage door. It will also extend the life of your door by providing a shock-absorbing cushion when it is closed. The special design helps keep water away from your door.
Cellular rubber
An insulating door seal that cushions shock as garage door is closed
Seals out moisture and weather