Copper wound and Nylon wound nylon silk strings. 180 cm (71 inches) long. This set is made to fit the OUDX-A, Unadorned Eqpyptian oud only. "3 Pyramids" brand superior oud string set includes. 7 strings in 5 envelopes.

Envelope 1: 2 strings .035 inches, Nylon wound Nylon;

Envelope 2: 2 strings .042 inches, Nylon wound Nylon;

Envelope 3: 1 string, must be cut to accommodate the 2-string cours copper or bronze wound, .034;

Envelope 4: 1 string, must be cut to accommodate the 2-string cours copper or bronze wound, .036;

Envelope 5: 1 string, must be cut to accommodate the 2-string cours copper or bronze, .038