Nikwax TX Direct Spray On Waterproofing revives the water repellency and breathability of fabrics used in technical outdoor outerwear such as drysuits, drytops, splash wear, jackets, ski wear and more. Restores the Durable Water Repellent DWR in fabrics such as GORE TEXAR, EventAR, NRS TriTonTM, and NRS HyproTexTM. Maintaining DWR coatings is essential to keeping your outdoor gear and clothing breathing and repelling water effectively. Nikwax TX Direct Spray On Waterproofing is easy to apply. Just spray it on clean garments and let it dry. For best results, clean garments with Nikwax Tech Wash before applying.