Clean and re-proof in one wash.Features:Single wash cycle clean and re-proof saves time and energyFormulated to clean and restore the durable water-repellent (DWR) finish found on technical waterproof clothingFluorocarbon-free and environmentally responsibleRequires heat activation ideally via a tumble dryer. Ironing or gentle hairdryer will also workSuitable for use on all exoshell garments