Based in Italy, Dogal has been making fine quality guitar strings since the 1960s.Maestrale “The Master of all the Winds” A strong, stable and reassuring wind to rely upon to reach the safety of the port of origin – Venice – where these strings, blue like the wind, were conceived and developed.Like the Masestrale, these strings are clear and powerful with a percussive sound. An elegant and tasteful blue color compliments a velvet sensation of the touch. The exclusive material aids accurate fingering while offering excellent durability due to a high resistance to nail abrasions.Specification String (Note)Diameter (In)Tension (lbs)Material1st (E)0.02817.64Blue Fiber2nd (B)0.03213.23Blue Fiber3rd (G)0.04013.01Blue Fiber4th (D)0.02816.09Silver Plated5th (A)0.03614.77Silver Plated6th (E)0.04314.77Silver Plated