What is the MUZIK LUX headband cover made of? Follow The MUZIK LUX headband and the LUX and LTD earcups are covered in PU leather. PU leather is an artificial leather with polyurethane coating. The carrying case is also made of PU leather. Related articles My headphones appear to be broken. What do I do? Where are your products made? What is the MUZIK LIVE App?