Designed by D'Addario specifically for use on Taylor's GS Mini Acoustic Basses. Phosphor Bronze XT coated strings feature high carbon steel cores with an advanced corrosion resistance treatment on every string in the set, giving you enhanced break resistance and unyielding pitch stability, all while preserving the tone and feel of your favorite uncoated strings. • MFSKU XTB3790GS • UPC 019954351489