Mont Marte Signature Black Paper Sketch Pads have 25 sheets of 140gsm, acid free, textured black paper. Black paper is a marvellously versatile medium which can be used with a huge range of sketching media and craft projects._x000D_ _x000D_ This paper has a very fine tooth suited to soft pastels, hard pastels, oil pastels, white charcoal, metallic and coloured pencils. The sheets are tape bound and supported by a 2mm thick backing board. Practical tips for drawing on black paper are included on the inside cover.