This is Midwest Cork 6909 1/2 x 3/4 x 36 Balsa Shaped Leading Edge (15). Balsa is the premier wood for all types of modeling projects. Used to fashion the leading edge on the wings of scratch built airplanes. Balsa cuts easily with a hobby knife, and may be stained or painted to represent any wood type. Midwest's Balsa is carefully dried in special kilns, reducing the water content to leave a light wood with a high strength to weight ratio. Micro-Cut Quality Wood assures you of the following: -Absolutely the most accurate thickness tolerances of +/- .002 -Five step inspection process to insure consistent quality -Highest quality raw materials Unfinished. Cut to desired length. Manufacturer: Midwest Products. Model Number: 6909. Category 1: Scenery & Materials. Category 2: Other.Midwest Products