20lb (9kg) dia. 012" (0.35mm) Caliber titanium fishing leader wire is the new technology of fishing leader. No more stiff stainless wire and haywire twist. This wire can be tied with simple knots that are provided on the back of our package. This wire is kink resistant, corrosion resistant, knottable, non-reflective, stretchable. Our wire is made of high quality material in the USA. Will increase hookups and overall fishing experience. Tournament tested and proven!