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Cupro, also called copper silk, ammonia silk or cuprammonium rayon, is a viscose type material. Different than normal viscose rayon, cupro gets spun out in a copper bath. From a chemical point of view, Cupro is closely related to Modal or Lyocell.


Cupro is very fine, thus feels like s soft silk. Furthermore, Cupro is breathable and hygroscopic. In comparison with viscose rayon, cupro has a higher tenacity when wet.

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