The PIRASTRO Tonica »New Formula« violin strings set is insensitive to moisture and convinces by its open and direct sound. The wound synthetic strings cover a wide dynamic range. The steel and aluminium wound E string has a very warm sound. * ball-end E string steel/aluminum * excellent synthetic string * A and D aluminum wound, G silver wound * brilliant sound, rich in overtones * powerful * ability of modulation * big tonal volume * quick response * insensitive to humidity * immediately tuned