Harp string set This set of 12 provides perfect spare strings for the equivalent MMX harp, working perfectly our celtic baby harp. Made from nylon, they can be quickly reattached when one of your original strings is in need of replacement. We also offer 19-string, 22-sting, 29-string, and 36-string sets, all designed to perfectly match our MMX celtic harps. Ideal strings for harp learners Each string in the MMX 12-string set is precision-made with a durable nylon winding over a synthetic core, ensuring consistent tone, stability, and longevity. The set spans from F4 to C6 and is colour coded for easy identification, with red strings marking C and blue strings marking F – making tuning, restringing and playing quick and intuitive, especially for students and beginners.