Professional sprayer based on our exclusive multi-purpose, double-action trigger sprayer. It not only sprays when the trigger is pressed but also when released! The sprayer is designed specifically for cleaning professionals and manual car washes for cleaning mirrors, windows, upholstery, vehicle windshields and windows. The professional advantage of this sprayer is Viton seals that provide excellent resistance to aggressive chemicals and detergents. All that for under 6 quid and they are not made in China!!!!