Product Specs Tension: Normal Size: Full Scale End Type: Tie-End Coating: Uncoated Number Of Strings: 6 Set Type: Sets Monofilament Material: Black Nylon Wrap Material: Silver-Plated Copper Product Features Pro-Arte’ Black Nylon strings offer the standard classical guitar tone many players hold dear. Utilizing our multi-filament nylon core basses and black nylon trebles, Pro-Arte’ Black Nylon strings provide beautifully responsive playability and sweet, mellow tonal warmth. This set features tie-ends, nylon monofilament material, and silver-plated copper wrap wire. D’Addario Pro-Arte’ Black Nylon classical guitar strings come with a code on the recyclable, resealable VCI bag, which you can register to earn Players Circle points.