Ibanez Workshop SRF700 - Brown Burst Flat, Fretless Solid body bassRosewood fingerboard with 30-fret lengthAeroSilk piezo system for realistic acoustic tonesCase sold separately Throughout the years, Ibanez made fretless versions of this classic for a limited number of esteemed Ibanez artists Now, the Ibanez Bass Workshop makes this much sought after option available to SR players everywhere with the introduction of the SR Portamento The SR Portamento offers a rosewood fingerboard that extends the length of the standard SR neck to a hefty 30-fret length Several years in the making, the SR Portamento's new AeroSilk piezo system delivers an uncanny touch of hollow-bodied openness, and realizes the innovative Upright Double Bass sound to blend into the mix that both inspires and redefines the role of the solid body bass