The premier wood for all types of modeling projects, balsa cuts easily with a hobby knife, and may be stained or painted to represent any wood type. It is carefully dried in special kilns, reducing the water content to leave a light wood with a high strength to weight ratio. Great for beginning wood carvers, crafters, modelers, students, architects and others who need high quality project woods. This set includes approximately a half board ft. of Balsa blocks. The sizes of the blocks will vary as no two packages are alike.