With air dry clay from PRiMO, children can feel like real sculptors with endless possibilities before them! Let young artists explore their creativity and bring their ideas to life. The clay is ready for use and dries hard after one day. Once the clay dries, it can be painted with tempera or acrylic paints. Details: White 1.1 lb. (500 g) Air drying clay takes up to 1 day to dry Can be painted once dry 98% natural Dermatologically tested, safe and washable Store in airtight container when not in use For ages 3 and up