"new shiny" is a perfectly correct and usable phrase in written English.
You would typically use it to describe something that is shiny and new, e.g. "The new shiny car gleamed in the sunlight."
Few of the new, shiny bargains behave like ordinary cars.
All have satellite TV and new, shiny bathrooms.
If you have the classic colors covered, check out the new shiny gold leather version.
And the developer's brochure showed ferries crisscrossing the river from the new shiny tower.
No? Then take your sticky hands off my nice new, shiny channel.
Phil Gaskell: Eight years is a long time to wait for a new shiny console.
Is the new shiny-black colour scheme just not doing for you?! Well don't worry, this new Apple parody is here to brighten your day!
"There is something to that, but I'm not sure it will work because people want their brand-new shiny phones".
So with dynamic duos suddenly all the rage, which other comic book titans should suit up for all-new, shiny superhero double acts?
It was brand-new, shiny blue with a black top.
"Here's the Battlestar Galactica as a brand-new, shiny ship -- well, not shiny, but as a new ship that had just been commissioned.
