Japanese phrase
___の素材は何ですか？ ___ no so zai wa nan de su ka
Meaning
What is ___ made of?
When to use it
Asks what material an item is made of. It is a polite question commonly used in shops or when discussing products.
Example dialogue
このバッグの素材は何ですか？ ko no ba ggu no so zai wa nan de su ka
What is this bag made of?
革です。 kawa de su
It is leather.