Natural yarn looking organic? Not initially (5)

I believe the answer is:

nylon

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

'natural yarn looking organic? not initially' is the definition.
I can't tell whether this defines the answer.

'natural yarn looking organic? not initially' is the wordplay.
'initially' indicates taking the first letters.
The initial letters of 'natural yarn looking organic not' is 'NYLON'.

Can you help me to learn more?

(Other definitions for nylon that I've seen before include "Artificial fibre" , "Synthetic polymer" , "Type of material" , "Stocking; polymer" , "Artificial material" .)

I've seen this clue in The Telegraph.

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