This patented formula was the world"s first wash in formula. Now in a convenient spray on version. * Restores the DWR- durable water repellency to all waterproof breathable laminates, coatings and microfibers. * Does not come with spray head. * Suitable for Gore-Tex, Ultrex, Entrant, eVENT and Triple Point * 100% Water based and Biodegradeable. Contains NO flourocarbons/VOCs