La Bella VSA1252 Vapor Shield Light Acoustic Phosphor Bronze Light 12-52

Excellent Quality and Performance: Using a highly sophisticated Ionic Vapor Process developed by Acoustic Science proprietary compounds are activated in a glow discharge electromagnetic plasma and the surface of all strings are modified Ionic Vapor Process: Improves the string’s surface properties, resulting in SMOOTHER plain steel and wound strings vs. both typical coated and non-treated strings.LIFE SPAN. Lasts 5x longer than non-treated strings String Gauges: .012, .016, .022W, .031, .041, .052 Acoustic Phosphor Bronze: The entire surface and full-length of all strings are treated with a nucleated polymer vapor material that requires hours of complex prep and processing no spraying or dipping. The results are unmatched Made in the USA: American Wire Packaged using MAP Technology (Modified Atmosphere Packaging) to prevent tarnishing and ensure freshness