Grangers clothing repel 300ml features renew the durable water repellent dwr finish of any waterproof fabric with grangers new acrylic polymer technology this is a non fluorocarbon formulation that closely matches the levels of repellency and durability previously only offered by c6 chemistry wash in formulation to be used in domestic washing machines to renew the surface water repellency of fabrics treats up to 6 garments great air dry performance but durability is improved