Jovi air hardening paste for kids from the age of 4 a product that kids can enjoy to the full it has a fresh pleasant feel and does not stain like clay does it can be worked with the hands or used to cover frames made from different materials wire wood finally you must leave the clay drying just in the air during 24 hours you dont need to put the clay inside the oven with high temperature to dry it whats more it does not flake is easy to remove from moulds and after hardening