Sunbeams are roundwound nickel-plated bass strings with round-core constructon. These bass strings are perfect for traditional as well as fretless players wanting more brightness and warmth. Sunbeams feature the easily recognizable feel and flexibility of DR round-core construction with nickel warmth, softness of feel, and increased response to magnetic pickups due to the sensitive magnetic content (compared to stainless steel) of the nickel-plated wrap wire. Sunbeams are another step forward on continuing a path for players who continually seek to upgrade their skills and tools to achieve great musical satisfaction. Sunbeams are the next generation of nickel-plated bass strings as they are wound upon round cores. Sunbeams are a step forward for the traditional player, as the advanced exponent of fretless bass, both of whom want brightness and warmth. Sunbeams feature the easily recognizable feel and flexibility of DR round core Construction, with nickel warmth, softness of feel, and increased response to magnetic pickups due to the sensitive magnetic content (compared to stainless steel) of the nickel-plated wrap wire. Tony Franklin says "Sunbeams amaze me. I love them on my fretless." Gauges 45-65-85-105.Gauges 45-65-85-105 Roundwound nickel-plated bass strings Round-core construction Soft feel Increased response to magnetic pickups