What's at least 6 inches long and goes in your mouth, and it's more fun if it vibrates?
A toothbrush.
Oral Care Jokes
Your teeth are so spread out my mom can drive her car through the gap in your teeth.
What's white, sticky, and better to spit out then to swallow?
Toothpaste.
What goes in hard and comes out soft? A toothbrush.
Q. What’s white, sticky, and better to spit than to swallow?
A. Toothpaste.