Created with Grangers own blend of synthetic fluorocarbon-free polymers to provide a highly breathable DWR performance to keep your waterproof apparell at its best quality. Features Suitable for all waterproof clothing New Acrylic Polymer Technology (APT) – Grangers own blend of synthetic fluorocarbon-free polymers to provide a fully breathable DWR finish. Maximises breathability Air dry performance Bluesign® approved