The Orphee-SC series string is for CLASSICAL GUITAR, it is very popular among musical lovers for its great tone, comfortable feeling and strong durability.Features:●The inner wire (bass) is made of high quality nylon fiber●The outer line (bass) is wrapped with high quality silver thread●High sound string with high quality nylon P120●Smooth feel / full sound quality● Unique advanced nano anti-rust coating treatment● Vacuum packaging, can be placed for 5 years without openingSpecifications:Brand: OrpheeModel: SC55/57Outside material:Imported silver jacketed wireInside material:Imported nylonPackaging:Paper boxInner packing:Vacuum packaging