The Unison 63 Half stick set contains smaller pastels but offers more colour choice. This collection is perfect on its own or as an addition to a full set. Unison Colour Soft pastels allow for ease of use with a highly blendable texture. The soft pastels have a smooth buttery texture and are water soluble. These intensely pigmented pastels have superior lightfastness. These are high quality artist pastels that are handmade in the UK using traditional pigments. They are presented in a professional blue box.