NIKWAX Wash-In Water Repellent Treatment

Nikwax Wash-In Water Treatment is a high-performance product designed by industry experts to enhance waterproof clothing performance and revive breathability. Its easy-to-use spray-on solution adds water repellency, reduces water absorbency, and is PFAS-free, water-based, and non-persistent. This non-flammable product also contains no optical brighteners or added scent. Remember to first clean items with Nikwax Tech Wash before applying for best results - household detergents can leave behind water-attracting residues.