Silk clay modeling set - Assorted colours 31 pcs. This Silk Clay® modeling clay set box is ideal for children's manual activity. Thanks to this clay, the youngest (from 3 years old) will enjoy modelling, sculpting, creating 3D shapes or decorations. The clay can be applied to wood, polystyrene or other materials. The advantage of Silk Clay® clay is that it is self-hardening, i.e. it hardens in the open air. You'll see, it's easy to use and the designs are easily beautiful. Bring an original decoration in a child's room, on a garland or on objects. Great creative activity to do at a birthday party or on a rainy day. . CONTENTS - 31 pcs- Silk Clay® modeling clay set. This set contains: . - 18 jars of 14 g Silk Clay® coloured modelling clay. - 10 jars of Silk Clay® coloured modelling clay of 35 g. - Modelling tools. . TECHNICAL DATA. - Silk Clay® modelling clay. - Gluten free. - Easily miscible colors. - The clay hardens in contact with air in 2 to 24 hours. - Store in a hermetically sealed jar. - From 3 years.