13 X 19 Cold Press Watercolor Fine Art Inkjet Paper 300gsm 50 Sheets Compatible with Dye and Pigment based Inkjet Printers Acid-Free, Lignin-Free and Archival According to ISO Standards Medium Texture Instant Dry Watercolor Surface 16mil 300gsm 50/50 Alpha Cellulose and Cotton Base Material Excellent Color Saturation and Image Density