Selected Triple A Grade balsa wood blocks sheets and strips cut to very close tolerances. Sizes listed are for ¾ scale models. Use for any type of model building especially aircraft architectural or engineering models. Balsa wood is light and soft but very strong. Can be easily cut and shaped with hand tools sanding blocks and X-Acto-style blades. Lightly sanding the wood produces a smooth velvety feel. Finishes easily with standard water-based paints or varnishes. Excellent for home classroom or office use. Individually bar-coded. 10 pieces per bundle.