quelles

/kɛl/quel
1.
interrogative adjectivefemininePlural

which (plural, feminine)

what (used before a plural feminine noun)

Quelles chaussures tu vas mettre ce soir ?

Which shoes are you going to wear tonight?

2.
exclamative adjectivefemininePlural

what (such) — used to exclaim about plural feminine nouns (e.g., expressing surprise, disapproval, emphasis)

Quelles bêtises ils racontent !

What nonsense they're talking!