BOOK PAPER OPTIONS MATTE PRESS PAPERMatte press paper features a soft texture with beautiful matte tones. Its hefty weight and premium quality printing is perfect for every occasion. PEARL PRESS PAPERPearl press paper offers a subtle shimmer to any design, achieved by combining natural minerals with organic pigments. Product Highlights: Weight is 80# Cover/216 GSM. Due to the recycled content in this paper, you may see visible flecks of paper fibers in your finished book pages. Product Highlights:Weight is 80# Cover/230 GSM.