What does the cryptic crossword clue "A piece of silk I monopolise for garment (6)" mean?

The definition is "garment". The wordplay uses a hidden word. Hidden in "a piece of silK I MONOpolise for garment" The answer is KIMONO.

A piece of silk I monopolise for garment (6)

Guardian Cryptic #29244 | 24 Across | 2023-12-04 flower