GreenStuf® is a thermal and acoustic insulation made from 100% polyester fibre, with a minimum of 50% recycled content. Made on a zero waste manufacturing line, every element—from packaging to product—is recyclable at the end of its life. GreenStuf contributes to better indoor air quality, with no formaldehyde binders or airborne fibres. Safe to touch, GreenStuf causes no itching or scratching—even on the most sensitive skin."