Photo credit
Photo 1 by Jeremy Bezanger on Unsplash
Photo 2 by 🇸🇮 Janko Ferlič on Unsplash
Photo 3 by Volha Flaxeco on Unsplash
Photo 4 by Lucas George Wendt on Unsplash
Use sustainable materials
FIER boxers are made from certified Lenzing Modal Micro, a fiber extracted from beechwood trees.
"Lenzing is regarded as a global leader in environmental standards due to the high recovery rates of chemicals, the use of environmentally friendly energy sources, the extensive use of waste heat and the complete treatment and purification of all waste water.