Eye-catching gadgets (5)

I believe the answer is:

hooks

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'eye-catching gadgets' is the definition.
The answer and definition can be both man-made objects as well as being plural nouns.
Perhaps there's an association between them I don't understand?

This is the entire clue.

Can you help me to learn more?

(Other definitions for hooks that I've seen before include "Catches" , "Catchy phrases in pop songs" , "Boxing blows" , "Hang things on them" .)

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

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