NB1152 is a custom light Nickel Bronze set that features lighter top and bottom strings for ease of playability and balance. Producing a distinctly clear and focused tone, Nickel Bronze strings bring out the unique character of your acoustic instrument, allowing its natural voice to be heard. Nickel Bronze strings are the premium uncoated acoustic strings by D’Addario. Featuring an innovative combination of nickel-plated phosphor bronze wrapped onto a high carbon NY steel core, these strings bring out the unique tonal characteristics of any guitar, allowing its natural voice to truly shine. Nickel Bronze delivers unrivaled clarity, resonance and projection, as well as outstanding tonal balance.