The oud is the classical short- necked, bowl-backed fretless lute of the Arabic world. With 11 or 12 strings in 5 or 6 courses, it is usually tuned d'd'/aa/ee/BB/AA/G.- Clear Nylon & Silver Plated Wound- Designed for Turkish tuningString Gauges:- Clear Nylon .022 - .022 - d'd'- Clear Nylon .028 - .028 - aa- Silver- Plated Wound on Nylon .025W - .025W - ee- Silver- Plated Wound on Nylon .030W - .030W - BB- Silver- Plated Wound on Nylon .034W - .034W- AA- Silver- Plated Wound on Nylon .042W - G- Medium Tension- Made in the USA with American Wire- Packaged using MAP Technology (Modified Atmosphere Packaging) to prevent tarnishing and ensure freshness