 The Studio SmartWood (LPEXMUGH1) was constructed from wood certified by the Rainforest Alliance.While the back and the neck are made from the usual mahogany, the carved top is made from Muiricatiara, along with a "Preciosa" rosewood fingerboard.It was in production from December 2002 until 2008 and had a standard body, no pick-guard, gold hardware, dot-type fret markers, mother of pearl Gibson headstock logo, and a unique metallic green-leaf within the truss rod cover.