The Mark Strings LongEvo Series Nickel-Plated Steel Nano-Film Shielded Electric Guitar Strings redefine durability and tone with an eco-conscious edge. Featuring a cutting-edge nano-film coating, these strings are virtually impervious to corrosion while maintaining the full tonal integrity and elasticity of untreated strings. This ultra-thin, imperceptible shield dramatically extends string life and offers a smooth playing feel—ideal for guitarists who want reliability without sacrificing tone.

What truly sets the LongEvo Series apart is its hypoallergenic and eco-friendly design. The nickel-plated steel wrap wire is nano-treated without the use of chemicals, making these strings a top choice for players sensitive to nickel and those seeking a more sustainable gear option. Crafted in the heart of Abruzzo, Italy—a region steeped in centuries of string-making tradition—these strings blend modern innovation with artisanal heritage to deliver unparalleled performance and comfort.

Features:

• Nano-film shield extends string life without altering tone or feel

• Nickel-plated steel construction delivers bright, balanced sound

• Hypoallergenic and biocompatible—ideal for players sensitive to nickel

• Eco-conscious, chemical-free manufacturing process

• Crafted in Abruzzo, Italy, blending modern tech with master craftsmanship

Specs

• Material nickel-plated steel with nano-film coating

• Core hexagonal high-carbon steel

• Tone profile bright, balanced, and articulate

• Treatment eco-friendly, chemical-free nano-film

• Hypoallergenic yes, suitable for nickel-sensitive players

• Durability extended lifespan with corrosion resistance

• Manufacturing region Abruzzo, Italy

• Construction method traditional techniques with modern innovation

• Performance smooth feel, precise intonation, long-lasting reliability