KALA KA-SA-B ALL SOLID ACACIA BARITONE - Solid Acacia Top Back & Sides - Rosewood Fingerboard - Mahogany Neck - Maple Binding - Slotted Headstock - Ebony Nut - Graph Tech NuBone Saddle - Satin Finish -The Solid Acacia line bears curling that is similar to its close relative Koa. The Acacia’s resemblance to its cousin is apparent in its beautiful, varied grain pattern. The all solid wood allows the sound to improve as it is broken in.