Designed to cope with demanding practices and schedules. Martin Marquis Silked Silk & Steel have an added soft silk wrap on the ball ends preventing wear and tear on the bridge. The silk wrap adds a layer or protection enhancing corrosion resistance and providing reliable tuning stability. These Silk and Steel strings deliver consistent quality and tone with a centre wrap of silk fiber providing a smooth feel. Steel strings are ideal for classical and folk styles due to its crisp and bright tone. You can rely on Martin strings to provide great performance and long life without breaking the bank. These Marquis Silked strings include gauge 11.5-14-23-28-38-47. Features Set of 6 strings Custom gauge 11 1/2 – 47 Consistent quality and tone Extremely soft to the touch perfect for players of all skill levels Soft silk wrap added to ball ends Smooth feel for great playability Thread wrapping for enhanced corrosion resistance Specifications Gauges: 11.5-14-23-28-38-47 Tension: 122.2