This is a new D'Addario Kaplan Amo series violin E string for a 4/4 size instrument in a heavy gauge. It is available with free shipping. This specific string is designed for players seeking a bold, projecting tone with quick response. The heavy gauge offers increased tension and volume potential, which may be suitable for soloists or ensemble players looking to cut through more effectively. As an individual replacement string, it allows you to refresh your set without purchasing a full pack. Ensure this is the correct gauge and type for your playing needs and instrument setup. Check the listing for full details on materials and specific tension specifications. D'Addario Kaplan Amo Series Violin E String 4/4 Size, Heavy. Condition: New. Listed at 7.99 USD. D'Addario's Kaplan Amo Series Violin E Strings offer professional-level players a combination of beauty and power. Kaplan Amo violin strings provide warmth, richness, and flexibility for brighter instruments. These strings settle quickly, exhibiting a rich tonal color palette and superb bow response.