Baltic Birch Plywood, 3 mm 1/8 x 5 x 7 Inch Craft Wood, Pack of 12 B/BB Grade Baltic Birch Sheets, Perfect for Laser, CNC Cutting and Wood Burning, by Woodpeckers - Walmart.com
Plywood Birch - B3 - 7/8 inch thick – Herzog Group
Plywood Waterproof 7 Ply 12mm 4' X 8' | TFStore
Wood Plywood MDO 3/4″ 7 PLY – Muller Construction Supply