Stonehenge Aqua Black Heavy watercolor paper performs to the most critical demands expected by artists. Ideal for use with metallic and pearlescent watercolor paints, pencils, pens, markers and inks. Very dark and very heavy, this sturdy addition to the Stonehenge family is a gamechanger in any medium whether it's gouache, pearlescent acrylics, metallic watercolors or beyond. Durable, distinguished and as dark as midnight, it might just be the ideal surface for the plein air artist to create the night sky. It is technique-agnostic allowing for masterful masking, layering, blending or scrubbing without buckling or sacrificing control or color holdout. Available in 300 lb. (600gsm) cold-press 10-sheet paper pads, this paper dries flat and colors dry bright. Featuring 100% cotton fiber, this paper has a neutral pH, is acid- and lignin-free. It delivers great results whether working wet, wet on dry, blending, lifting or masking out.