The Larsen viola string set, made in Denmark, consists of a C, G and D string which have a unique multi-filament nylon core. the C and G are wound with precision rolled silver flat wire and the D with Aluminium. The A String has a solid steel core wound with precision rolled stainless steel flat wire. Larsen viola strings are aimed at advanced student and professional players. They have a high quality sound with plenty of projection along with consistency and durability. Larsen viola strings will fit 15″+ size violas.