AUGUSTINE 650477 BLUE IMPERIAL HIGH TENSION

Augustine produces 3 different series on classic guitar strings
The most famous sets (black, red and blue) have identical treble strings in normal tension, the difference is due to the different tension of the wound bass strings (black = light/normal, red = medium, blue = high)
All GOLD named strings are golden brass wound of the bass strings and are always in light/normal tension
The IMPERIAL-series have precision round treble strings in high tension. All Imperial-sets have the famous bass strings and vary by the different tension (black = light/normal, red = medium, blue = high)
The REGAL-series have precision round treble strings extra high tension. All REGAL-sets have the famous bass strings and vary by the different tension (black = light/normal, red = medium, blue = high)