When we use it as an indefinite article, "des" is used as the plural of both masculine and feminine:
masc.: "un garçon" > plural "des garçons"
fem.: "une fille" > plural "des filles"
When used as a contraction (from) "des" is either masculine or feminine. It is used as the plural form of both "de la" + feminine noun, and "du" + masculine noun.
masc.: "... du boudin" > plural "des boudins"
fem.: "... de la voiture" > plural "des voitures"
How they change:
fem.: de + la = de la
Before a noun starting with a vowel sound: de + l' = de l'
masc.: de + le = du
plural.: de + les = des.
The French noun "lunettes de soleil" is feminine.
"Salle de classe" is a feminine noun in French.
In French, "potato" is feminine and is referred to as "la pomme de terre."
In French, the word "flute" is feminine, so it is la flûte.
un soulier (mais une paire de souliers)
The French noun "lunettes de soleil" is feminine.
"haut-de-forme" is masculine.
The masculine form of "auteur" in French is "auteur" and the feminine form is "autrice."
"Salle de classe" is a feminine noun in French.
In French, "potato" is feminine and is referred to as "la pomme de terre."
In French, you say la pizza, not le pizza. Adding the word "pepperoni" doesn't change that, (despite "un poivron" being a masculine noun)A pepperoni pizza = une pizza aux poivrons
Un sac (masculine noun) de couchage.
Feminine
In French, the word "flute" is feminine, so it is la flûte.
masculine
un soulier (mais une paire de souliers)
A feminine noun before a masculine prepositional phrase describes the gender of the French phrase lunettes de soleil. The feminine plural noun lunettes means "glasses" and the masculine possessive singular phrase de soleil "of (the) sun," for a translation as "sunglasses" in English. The pronunciation will be "lyoo-net so-ley" in Alsatian French.