Martin Authentic Light Acoustic SP Guitar Strings - Silk & Steel 41Y18MA540 Branded Merch Packaged in uniquely-designed sealed pouches

Packaged in uniquely-designed sealed pouches provides unparalleled protection from the elements that cause corrosion

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Fishman’s piezo crystal passive undersaddle pickup

rechargeable lithium-ion batteries

The original Shubb-Pearse Steel designed by John Pearse is favored by many 8-string lap steel and Hawaiian guitarists for its extra length (3 3⁄8″) and cutaway bullet tip

Martin Authentic Light Acoustic SP Guitar Strings - Silk & Steel 41Y18MA540 Branded Merch Packaged in uniquely-designed sealed pouchesMartin Authentic Acoustic Superior Performance SP strings feature higher tensile strength and tin plated core wire on all six strings that enable a fuller and more balanced tone, quicker response and increased tuning stability. 92 8 Phosphor Bronze Light . 012 . 016 . 025 . 032 . 042 . 054 168. 5 MA540