สายไวโอลิน Warchal Amber สาย E Ball (Packaging) ปี 2026

สาย E ทำจาก Metal พันด้วย Stainless Steel / Increased Elasticity, Ball End The Amber string set has been developed with the aim of achieving the sound quality of the best gut strings without any tuning instabilities. The set features W-Core?, a completely new core material developed by our Research & Development team. The sound is rich and warm, but still has texture. The strings also feature a distinctive high quality silking design. The Amber E string is based on our newest unique invention (Patent Pending PP 50023-2013). Our solution increases the longitudinal elasticity of the string, which results in a significant sound improvement and no whistling.