Sevda Ећengгјler 1 Saat Yeеџil Here

A 1-hour version of the "Blue Cradle" lullaby.

The term in your query might refer to Green Noise , which is a type of background sound similar to white noise but focused on nature-like, mid-range frequencies. These "1 Hour Green Noise" tracks are frequently used alongside lullabies for deep sleep and meditation. Summary of Notable Works Sevda ЕћengГјler 1 Saat YeЕџil

A continuous loop of one of her most famous lullabies. A 1-hour version of the "Blue Cradle" lullaby