The Charnos Bio, Degradable hosiery range is made with Amni Soul Eco Biodegradable Polyamide and bio-elastane, meaning when your garment reaches the end of its lifespan, it can be given back to the earth. Amni Soul Eco breaks down within 5 years once placed in landfill. These 80 denier tights are perfect to add to your winter wardrobe, keeping you warm this season and doing your bit for the environment.