All you need to safely clean and add water repellency to wet weather clothing without wicking liners. Clean and waterproof your wet weather clothing with our convenient Duo-Pack. Tech Wash is a soap-based cleaner which can be used regularly to clean clothing and equipment without damaging the Durable Water Repellent (DWR) coatings. Use this product instead of conventional detergents or washing powder.TX.Direct adds water-repellency and revives breathability to fabrics without wicking liners. Prolongs the effective lifespan and optimizes the performance of your wet-weather clothing.