The phrase "are truly made" is correct and usable in written English.
It can be used to emphasize the authenticity or genuineness of something being created or produced.
Example: "The best memories are truly made during family gatherings and celebrations."
Alternatives: "are genuinely created" or "are authentically formed".
Both pieces are truly made for the stage.
"I believe when adversity strikes, you see what you are truly made of.
For one thing, it sometimes takes a woman to show us what men are truly made of.
Here the barriers to romantic understanding are inner and psychological and must be defeated by the good-natured plotting of their friends, who see that Beatrice and Benedick are truly made for one another in their wit and candour if they can only overcome their fear of being outwitted by each other.
Either way, the fuzziness around the question of who is producing devices that are truly made in Africa not to mention the fact that opening a phone factory constitutes news in and of itself highlights the need for significant further investment in local education, R&D, and entrepreneurship.
For now, however, this is it: the moment when you tell us and yourself what you are truly made of.
"The Americans are truly making no effort to get them out," said a Western diplomat.
But it is his four novels, from The Motel Life (2005), recently filmed with Stephen Dorff, to his latest, The Free, which are truly making his name.
It may not be the most diplomatic way of expressing an urgent desire to support the work of the people he believes are truly making art.
A robust literature shows that many patients with advanced cancer have inaccurate perceptions of their prognosis, thus raising questions about whether patients are truly making informed decisions.
They are truly making a difference in the world.
