RONDO® Gold Strings for Violin: Warm, Shiny, Precise. An exceptional, warm, and sweet core sound. Broad & vivid overtones: clean, crisp, and focused...a unique golden shine. Left hand feel is very flexible with a soft, springy quality. Bow response is fast and reliable. E strings provide extraordinary performance optimization options: Tin-plated E: Higher tension choice enhances G string brilliance. Gold-plated E: Lower tension choice provides more core and broadens D&G. Designed to be highly durable. Perfect for professional or ambitious violinists and for violins which could benefit from improved response.