Lineco Binder's Board

Genuine Davey Board. Make your own hardbound books or custom boxes with this heavy, warp-resistant gray cardboard. Strong, dense board helps prevent crushed corners and dents. The grain runs vertically. Cut to size with a utility knife. Package contains four, 1-ply 79 pt. sheets, each measuring 15 x 20-1/2". Acid-free and buffered.

Check out this art project made using binder's board:
Tie-Dye Bound Book