Mineral based self air-hardening modelling clay, dries in 12-24 hours without need to be baked. Fine and even textures that is easy to smoothen for solid and strong objects. It is very versatile and it can be used to cover up many other materials such as wood, cardboard, glass, metal, etc... Once dried, poster paint, multisurface fibre pens and varnish can be used when decorating. Dermatologically tested, gluten free, it doesn't stain and it is washable from hands with water and from most textiles with 40°. Open-close label on pack for better storage. Schoolpack 5kg composed by 5 blocks by 1Kg.