La Bella’s Silk & Steel sets are made with silver-plated copper wire, hand-wound over a middle layer of pure Italian silk filament and an inner steel core. Preferred by finger-style guitarists for their soft touch and sweet tone, these strings have less tension than standard steel, bronze or brass wound strings. Soft touch and sweet tone Tension: Light String Gauges: .011, .014, .023W, .031, .041, .051 Made in the USA with American Wire Packaged using MAP Technology (Modified Atmosphere Packaging) to prevent tarnishing and ensure freshness