Waterproof garments like shell jackets or trousers can lose their water-repellency effectiveness over time due to the DWR (Durable Water Repellant) layer washing away with use. This spray-on treatment restores the performance of your garment to its original effectiveness. It's a simple-to-use, environmentally friendly spray-on durable water repellency that ensures you're ready for every adventure. This treatment offers superior repellency while maximizing breathability.