STROFT has long been the most popular brand of quality fishing tippets. STROF is manufactured in Germany.
In the STROFT range you will find both quality monofilament lines (STROFT GTM is the winner of many line quality tests) and fluorocarbon lines.
For fly fishermen STROFT also offers fly tapered leaders made of STROFT GTM material) and the range also includes accessories for line organization (spool cartridge, spool holder, tippet cutter ring etc.).
Supplier site: https://www.stroft.de/