They go on tiny feet (7)

I believe the answer is:

bootees

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This might be a double definition.

'they go' is the first definition.
Although both the answer and definition are singular nouns, I can't understand how they can define each other.

'tiny feet' is the second definition.
The answer and definition can be both man-made objects as well as being plural nouns.
Maybe you can see a link between them that I can't see?

'on' is the link.

Can you help me to learn more?

I've seen this clue in The Globe and Mail.

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