These Dragon 037 strings are strings for acoustic bass with violin tuning (E-A-Ré-Sol), from high to low). It is a complete set of nylon strings (4 strings), the lower strings are silver plated and have a button end.
Strings with the Dragão brand are produced in Portugal by Novagi, a company with extensive experience in this field (over 90 years). It produces a wide variety and is the benchmark for traditional Portuguese instrument strings. It also produces single strings, nails and various picks.