Wound on an advanced synthetic core, while their highly polished surface allows for effortless left-hand technique. All are designed to settle in quickly, can achieve a stable tuning within a very short time and are exceptionally easy to play. Their durability is unsurpassed compared to other synthetic core strings. Select from strings designed for orchestral, chamber and solo playing. The original Vision, with a focused, clear, open and brilliant tone; a perfect fit for today's modern sound. They can be mixed with almost any synthetic core string.