Uses Polysol coated magnet wire. Staggered pole piece design for balanced output. Alnico 5 magnets for a sense of focus and enhanced dynamic performance. Applicable music styles: for country, pop, surf, country rock, blues, ska and classic rock music. Pre-wired construction: This guard is pre-wired for a sturdy and durable construction, and the high-quality pickups provide a clear, bright sound for better resonance. Shield Protection: Pre-wired shields feature very complete guitar component protection with built-in pre-wired knobs, transducers, pickups, and circuitry that are easy to assemble and help produce a bright, clear sound.