Non hardening, odour free, lightweight and flexible in 15 bright colours. There are two types of modelling clay- those made from vegetable products and those made from mineral products. Jovi modelling clay is made from vegetable products, so that you get 33% more volume for the same weight. Moreover, it does not crack, crumble or dry out and is pleasant to handle. Different colours can be mixed together and it is easily moulded. Environmentally friendly, non-toxic, solvent and VOC free.