10 Pack Black Limba Wood Guitar Classical Side Sets Heartwood is a light yellowish to golden brown, sometimes with grey to nearly black streaks and veins. Wood with such darker figuring is referred to as Black Limba, while plain unfigured wood is called White Limba. Sapwood is a pale greyish to yellowish brown, not clearly demarcated from the heartwood. Color tends to darken with age. Common Uses: Veneer, plywood, furniture, musical instruments (electric guitar bodies), and turned objects. Size Classical Sides: 28" x 4-1/2" / 71.1cm x 11.4cm (2 Pcs) Thickness : 0.16″ or 4 mm