This is one Micro-Cut 12" Balsa Block by Midwest Products Company.Product Features ? Balsa is the premier wood for all types of modeling projects. ? Recommended uses: airplanes, boats, crafts, model railroad, and miniatures. ? 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 or carve to desired shape.Product Specifications ? Size: 1" x 2" ? Length: 12