Nikwax SoftShell Proof Spray-On is an extremely efficient spray impregnation designed for use with Softshell, Softshell Polartec, Gore Windstopper, Windbloc, Schoeller, moisture-absorbing fabrics and others. Capacity 300 ml. Its advantage is that you do not need to dry clothes before use - the impregnation can be used on damp fabrics. It improves breathability, makes it water-repellent and maintains the internal ability to transport moisture.