Dermatologically tested. Febreze Fabric Refreshers removes odours while it dries. 500ml. Febreze fabric refreshers are a breath of fresh for fabrics that are hard to wash, like sofa coverings, curtains and carpets. Everyday odours get trapped in fabrics in your home and are gradually released back into the air over time but with odour elimination technology, Febreze Fabric Refreshers neutralize the odours that get trapped in fabrics to stop them coming back and help your home to stay fresh.