The product is a 16-33 ft door seal strip made of silicone and EPDM foam rubber, designed to act as a weatherstripping bottom stopper for doors. It is a slide-on type installation and comes in a clear color. The material is durable and flexible, providing a snug seal to keep out water and noise. Made in China, this door seal strip is a practical and essential component for improving the energy efficiency and sealing of your home.