Solid (not laminated), premium grade, straight-grained spruce with a minimum of 8 annual growth rings per inch (3 per cm.) for proven superior tone quality.

• 由经过严谨挑选的高品质云杉实木（非多层板）木制而成，木纹笔直，每英寸至少有八圈年轮，以提升音质。