Grangers Performance Wash gently removes dirt and eliminates odors - removing harmful dirt and residue build-up that impacts the performance of technical gear. This powerful, yet gentle, wash-in cleaner refreshes and revives, restoring dirty outdoor and waterproof garments to like-new performance. This concentrated cleaner performs the same in all waters and the breathable formula enhances existing water repellent treatments, keeping you warmer and drier for longer. Ideal for use as preparation for reproofing. Suitable for all fabrics including GORE-TEX.