The La Bella 7GPN Nashville Tuning acoustic guitar strings give you a brighter tone and longer lasting strings than any other phosphor bronze set. With an exclusive bronze and tin alloy formula, these strings produce crisp highs and balanced lows that serious acoustic musicians crave. You'll get improved string-to-string balance for easy fingering across the fingerboard. Made in the USA using high-quality materials and string winding techniques perfected over decades, these strings hold their tune and tone for an extended period of time. Play them on your favorite acoustic for a sound that cuts through any mix.