rubberize

/ˈrʌbəraɪz/
verb
  1. To coat or treat something with rubber to make it waterproof, stronger, or more flexible.
    • We decided to rubberize the floor of the garage to protect it from oil spills.
    • The company rubberizes the handles of their tools for a better grip.
    • The factory will rubberize the fabric to make durable raincoats.
Synonyms