What is the rubber door trim called?

https://preview.redd.it/wgxe0hfh9eee1.jpg?width=788&format=pjpg&auto=webp&s=bcc3497345681ada517bcc1ddc42a57779c9b1a2

its like right by the name place on the step in, its like a rubber foam, anyone also have a video of installing it?