Protect Your Artwork with a Backing Board Planning to frame your artwork? Don’t skip the backing board—it's essential for long-term preservation. Changes in humidity and temperature can cause your artwork to warp over time. Mounting it on a backing board helps keep it flat and protected inside the frame. These boards feature acid-free surfaces on both sides, ensuring they are safe for artwork contact, while the inner core is sturdy chipboard for support. Key Features: Smooth Surface: Acid-free on both sides for safe mounting. Core Material: Durable chipboard interior provides structure and strength. Thickness: 1/16 inch (4-ply), ideal for supporting photographs, prints, and original artwork. Multiple Size Options: Available in 5x7, 8x10, 8x12, 11x14, 12x12, 12x18, 16x20 and more sizes to suit your specific needs Sturdy and reliable—because your artwork deserves a strong foundation. Product Description: