... )Thickness:9/12/15/18/21/25mm 3)Core: paulownia,fir,falcate, oak,etc Finger Jointed Wood, Finger jointed panels, FJP ... : paulownia, falcate, poolar, ceader, hardwood, oak, fir, pine,etc.4) Face/back:okoume,ash,birch,pine,oak,sapele,paper,or as your ...