Quality lightweight, endgrain balsa cores for making composite panels. Manufacturer: Some Balsacore, some Baltek. Size: 24" x 48" Thickness: 1/4", rigid, qty 10 - $10 each 1/2", contoured, qty 4 - $12 each 3/4", contoured, qty 10 - $15 each 2", rigid, qty 12 - $20 each