Storm ECO Proofer Clean garment if required with Storm Wash Use on damp or dry fabric. Shake bottle and spray evenly from a distance of 10 - 15 cm. Rubbing over with a clean cloth dampened with proofer ensures better performance and reduces runs. Allow to drip dry then finish drying in a tumble dry. As an item of technical gear gets used the surface treatment that repels the water, DWR, starts to age and become damaged. Maintaining a good program of care and cleaning will ensure the garment performs to its best for as long as possible, however there will come a time when the DWR requires replacing, this can be done by the domestic user with a simple spray on product. Our ECO proofer contains no harmful PFC’s and offers an excellent level of performance. Applying this revitalises a garment to as close as possible original performance. Spraying on offers application to the outer surface only and in the strongest concentration. To check if an item requires a little extra DWR then a simple test can be done, drip water on the other surface of the garment and if this run off then the DWR is working Helmet City is a Genuine UK Storm Products stockist.