8" and 10" shells are EvenPly-6 (5.4mm) Maple/Birch for more attack and higher pitch. The 12" tom (the "Middle-C" in the Reference tom spectrum) is all Maple for the tonal center. 13," and larger toms add Mahogany inner plies to lower pitch and add tonal depth.
Pearl Reference Pure 6-piece Matte Black Drum Set (10-12-13-14-16-22)
Pearl 10/12/14/16/20 Masterworks Drum Set - Scuba Blue Tamo Ash
Pearl Reference Series 8 Piece Drum Set 22/8/10/12/13/14/14/16
8 and 10 shells are EvenPly-6 (5.4mm) Maple/Birch for more attack and higher pitch. The 12 tom (the Middle-C in the Reference tom spectrum) is
Pearl Reference Series 8 Piece Drum Set 22/8/10/12/13/14/14/16
The Drum Den of Hoboken & Jersey City
Pearl — L.A. Music
The Drum Den of Hoboken & Jersey City
The Drum Den of Hoboken & Jersey City
Pearl Drums Drum Center Of Portsmouth