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 surface water repellency of fabrics. Treats up to 6 garments. Great air dry perfomance but durability is improved if the care label of the garment permits tumble drying. Must be used on a clean garment after washing with a specific technical wash such as Performance Wash. Breathability of the fabric will be restored to its original specification.