Tech Wash Market leading cleaner designed to revitalise water repellency and breathability of waterproof gear. Easy to use in your washing machine or by hand. For cleaning outdoor gear. Technical cleaner for outdoor clothing and synthetic sleeping bags Cleans effectively, restores water repellency and revives breathability Revives the performance of your gear, keeping you warmer and drier Recommended for Gore-Tex®, Windstopper®, Nikwax Analogy® and all other waterproof, windproof and fleece clothing and gear Why breathability depends upon water repellency Breathable waterproof garments are most likely to get sweaty and wet inside when used in damp or wet conditions. If the outer fabric absorbs water, the garment can lose up to 70% of its breathability. Therefore, the Durable Water Repellency (DWR) on the outer fabric of your jacket must be maintained to ensure comfort. It will eventually wear off and need to be renewed with Nikwax TX.Direct®. Waterproof clothing n