Sulu had only a moment to realize that it was the gravity boots beginning to give out.

"Get me some gravity boots," she snapped at the nearest security officer, who rushed to fulfill the command.

Would not gravity boots be far more efficient in enabling them to scale the walls?

You don't have a problem with space suits and gravity boots, do you?

Now he wished he'd ordered up more blue gravity boots so the rest of the crew could see what he was seeing.

(c) Work shoes can make narrow feet feel as if they're carrying gravity boots.

This from the man who was flying all over Maeglin in his gravity boots.

My uncle got me a pair of gravity boots for my birthday when I was a teenager.

He was struggling to get his gravity boots on.