These artist quality woodless pastel pencils have great blending qualities and a smooth laydown of colour. Blend and build shades in layers using tortillons, stumps or your fingers. Sharpen using a metal sharpener or for best results use a sharp blade. Use on a range of papers, sugar paper or Pastelmat for vibrant, detailed artworks. Fix using Low Odour Spray Fixative. Assorted sets of 12 or 24 colours. 7.2mm x 175mm pencils. Lightfastness ratings can be found here