- Nickel-plated steel with Optiweb coating - String gauges: .010, .013, .017, .032, .042, .052 - Crisp tone similar to that of uncoated strings - The Optiweb coating ensures a natural feel and protects against common corrosion and dirt - The anti-rust coating on non-wound steel strings ensures longer tone life for the entire set EUR 13.00 - See more - Buy online