Sunbelt Mfg. Co manufactures birch cradled panels in any size you need. We use high quality Russian Birch. Panels are sanded and ready for Gesso. We can manufacture these panels in any depth you need, (1", 2", 3"). Most of our panels are .045 cents a square inch. For example, a 30x40x2" panel is just $54.00. Please call 1-800-333-8412 to place an order.