Many long-lasting garments include this material (5)

I believe the answer is:

nylon

I'm a little stuck... Click here to teach me more about this clue!

'this material' is the definition.
(nylon is a kind of material)

'many long-lasting garments include' is the wordplay.
'NYLON' is hidden within the letters.
But, I'm not sure how the hidden word is indicated.

Can you help me to learn more?

(Other definitions for nylon that I've seen before include "Artificial fabric" , "Plastic used for stockings" , "Synthetic fabric invented in 1938" , "Artificial fibre" , "Artificial material" .)

I've seen this clue in The Irish News.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.