Baohong Artist Grade Watercolour Paper - BookletMATERIALMade from long, 100% COTTON fibers, allowing it to absorb a lot of water without warping or causing the colors to bleed. ACID FREEAcid free paper addresses the problem of preserving artwork for long periods and ensures the longevity of your artwork, perfect for the artists who are looking for the ultimate in permanence. TEXTURECOLD PRESSED finish has a light texture surface but provide strong scrub resistant, allowing for a variety of