PRODUCT This soldering flux is designed to provide jewelers with the best solder adhesion possible. The non-corrosive flux, which is harmless to hands and clothing, will clean and prepare any metal for soldering. It works with any soft solder and simply washes off with water even after drying for easy clean up. Flow temperature: 275°F (135°C). Size ½ Oz (14.8ml). Made in USA. PRODUCT SPECIFICATIONS • Works with any soft solder • Non-corrosive flux • Size: ½ Oz (14.7 ml) • Simply washes off • Safe for hands and clothes • For silver, nickel and most silver-colored metals • Flow temperature: 275°F (135°C)