600mm Raw balsa wood - Riley Balsa Wood Surfboards
Amazon.com: Balsa Wood 3/4 X 4 X 36in (1)
Assorted Balsa Wood Shapes | Hobby Lobby | 696039
KidWind Balsa Blade Sheets - Vernier
Amazon.com: Balsa Wood 3/8 X 4 X 36in (2)
Amazon.com: Balsa Wood 3/4 X 4 X 36in (1)
Amazon.com: Balsa Wood, 10 Pack Unfinished Wood Sheets, Hobby Wood Boards for House Aircraft Ship Boat Arts and Crafts, School Projects, Wooden DIY Ornaments (200x100x2mm)
Amazon.com: KEILEOHO 6 Pack Balsa Wood Sheets 12 x 8 x 0.06 Inch, Large Thin Wood Boards for Crafts Moisture Resistance Anti-Deformation Easy Cutting Painting Unfinished Natural Basswood Board for DIY Models