Save money with this great value twinpack of Nikwax Tech Wash & TX. Direct. Tech Wash is a wash-in cleaner for waterproof clothing & equipment. It safely revitalises breathability & water-repellency. Tech Wash is a non-detergent soap which can be used regularly to clean clothing & equipment without damaging the Durable Water Repellent (DWR) coatings. Use Tech Wash instead of detergents or washing powder which leave behind water-attracting residues. Soft Shell Proof is wash-in waterproofing for soft shell clothing that adds water-repellency & revives breathability of all soft shell garments with non-wicking linings. Soft Shell Proof is suitable for all soft shell fabrics & clothing including Gore Windstopper, Windbloc, Schoeller & Polartec soft-shell fabrics.