If you find yourself getting clammy every time you wear your breathable waterproof jacket, then it probably just needs a good clean with the Tech Wash from Nikwax.

Dirt or conventional detergents can attract water which is why your clothing may not be performing properly. This wash is designed to clean waterproof breathable garments which will revitalise the water repellency and breathability. Tech Wash is also water-based, environmentally-friendly, non-hazardous and biodegradable.