Nikwax COTTON PROOF 1 Litre Wash-in Waterproofing for Cotton Fabric, Polycotton & Canvas Clothing and Equipment. Adds Water Repellency & Revives Breathability

High performance waterproofer designed to enhance the performance of wet weather cotton and polycotton items. Easy to use wash-in waterproofing for all cotton, polycotton, canvas clothing and equipment. Adds water repellency, revives breathability and reduces water absorbency without tumble drying. Enhances the performance of your gear, keeping you warmer and drier. Recommended for all cotton and polycotton clothing and gear. Suitable for: jacket, trousers, Carhartt workwear, denim. Plus can be applied by hand to canvas covers, rucksacks, tents and awnings.