The string set includes: (3) continuous wires of #6 - 25" long which will string the top 6 strings, (4) continuous wires of #7 - 30" long which will string the next 8 strings, plus (1) loop end string #8 - 16" long. This gives you the 15 replacement strings for your lap harp.
This set is not suitable for a James Jones Two Octave Zither!