Chair missing a crest, lifted from elite covering for legs? (10)

I believe the answer is:

lederhosen

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'legs?' is the definition.
Both the answer and definition are plural nouns.
Maybe they are linked in a way I don't understand?

I don't understand how the remainder of the clue works.

Can you help me to learn more?

(Other definitions for lederhosen that I've seen before include "Bavarian leather shorts" , "German outfit" , "Clothing" , "pants" , "Bavarian shorts with braces" .)

I've seen this clue in the Sydney Morning Herald.

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