Savarez Strings for classic guitar Prodige 38 Children's Guitar - 1/8-1/2 Nylon (540CXS)SAVAREZ strings for short scale guitars (children's guitars). Outstanding quality right from the start: Beautiful sound, perfect intonation and pleasant playing feel 2 different series: green marbled packaging = Prodige "C" with the legendary Cristal nylon trebles, gray packaging = Prodige Alliance "A" with the legendary Alliance carbon trebles. 540CXS Prodige 38 Nylon 1 8 1 2 Children's guitar Cristal Nylon treble strings, High Tension Classic Bass