The Nikwax Tech Wash is the market-leading technical cleaner built for anyone who wants to thoroughly clean their breathable waterproof clothing and equipment while revitalising DWR and restoring breathability in a single, simple wash-in treatment. Specifically formulated for breathable waterproof fabrics, it removes dirt, body oils and household detergent residues that cause fabric to wet out and lose up to 70% of its breathability, revitalising existing DWR and restoring the performance your waterproof gear was designed to deliver. Features: Specifically formulated for breathable waterproof clothing and equipment for safe, thorough cleaning Effectively removes dirt, body oils and household detergent residues that compromise DWR and breathability Revitalises existing Durable Water Repellency to restore reliable moisture protection Revives breathability by removing water-attracting contaminants that cause fabric to wet out Prevents up to 70% breathability loss caused by compromised DWR in wet and damp conditions Safe and effective alternative to conventional laundry detergents that leave hydrophilic residues Easy wash-in application for convenient at-home care 300ml bottle