PRESERVE MEMORIES - Crafted from 100% cotton museum board, these archival quality sheets ensure your photos and documents are protected for generations, resisting aging and discoloration. SUPERIOR PROTECTION - Acid-free and lignin-free composition provides a safe environment, preventing deterioration of your cherished photos, artwork, and important documents over time. EASY TO USE - Designed for convenience, these 16x20' sheets are easy to handle and cut, making them ideal for custom framing, matting, and creating personalized displays for any project. PROFESSIONAL QUALITY - The bright white, 4-ply thickness offers a professional look and feel, enhancing the presentation of your photos and artwork while providing rigid support and stability.