Grangers Performance Wash gently removes dirt and eliminates odors – removing harmful residue build-up that affects the performance of technical clothing. This powerful, yet gentle, bluesign approved, wash-in cleaner refreshes and revives, restoring all outdoor and waterproof garments to like-new performance. This concentrated cleaner performs the same in all waters and the breathable formula enhances any existing repellency, keeping you warmer and drier for longer. Ideal for use as preparation for reproofing. Suitable for all fabrics including Gore-Tex.