Da Vinci Pro BIRCH WOOD Gesso Panels - Very Fine Wood Grain Warp Resistant Birch, For Mounting Linen or Can Be Universally Gesso Primed - [Single 7/8" Gesso Panel - 18x18"] INFO: These superior quality Birch hardwood painting panels give artists exceptional panel strength and rigidity, with very fine wood grain. Finely sanded Da Vinci Pro Birch Wood Painting Panels deliver a consistently strong, sturdy archival support. Perfect for mounting linen or and universal priming. PRODUCT: The panels can be directly universally gesso primed, Encaustic gesso primed, or barrier-coated with PVA or rabbit skin glue sizing before oil priming. They are also popular with artists making their own linen or cotton panels, or mounting sanded pastel or watercolor paper for a firm archival painting surface. SIZE: Single 7/8" Gesso Panel - 18x18"