Plasticines are plastic, non-drying kneading masses. For shaping and for impressions, never drying, always remain malleable.

Plasticine knead on a wax basis, permanently plastic (malleable), does not dry out

What is plastic and what is elastic? Plastic: The mass is and remains malleable and does not return to its previous shape Elastic: The mass is flexible and goes back to its previous shape itself.