7U Concert Ukulele Strings Set 0, White Product Details Item Weight: 0.353 ounces Product Dimensions: 4.25 x 4.25 x 0.25 inches Item model number: 7U Is Discontinued By Manufacturer: No Color Name: White String Gauge: Standard String Material: Nylgut Number of Strings: 4 Material Type: Nylgut Size: 0 Brand: Aquila Color: White Instrument: Ukulele String Material Type: Nylgut Aquila Model 7U Concert Ukulele Nylgut Strings Regular Tuning: G C E A Key of C Greater resistance to wear under tension, compared to gut strings! Made in Italy Aquila Model 7U Concert Ukulele Nylgut Strings Regular Tuning: G C E A Key of C Greater resistance to wear under tension, compared to gut strings! Made in Italy A fundamental aim of Aquila's research has been to make a new synthetic product having the same acoustic properties as gut, but without its typical defects - (high cost, limited duration and high instability under varying climates)..