Furch Green SR guitar has a soundboard made from carefully selected Sitka spruce, back and sides feature Indian rosewood. The entire body is protected by our proprietary Full-Pore High-Gloss Finish, developed to enhance the resonance qualities of tonewoods. The finish has a 95% light reflection factor. The combination of finish and tonewoods provides a rich balanced sound across the entire tonal range with sparkling highs.