- Tension: Medium Tension - String gauges: .011, .013, .018, .030, .042, .052, .060 - Round Wound - Material (winding): Nickel Plated Steel - Cryogenically frozen to -320ºF to tighten molecules and minimise microscopic cracks - Removes transient frequencies that create harsh highs and spongy basses and produces a smoother string - Made in U.S.A. EUR 9.00 - See more - Buy online