1) Wood species: white oak, jatoba, walnut 2) Size: 1860x190x15/4mm, 1860X148X15/4mm, 1860x189x21/6mm, 900x127x15/4mm,400-1200x125x14/3mm Strucrure:3 layer 1 strip and 3 strips (4mm top layer + 9mm pine/fir/poplar core + 2mm poplar bottom)