Smile Kids Dough is smooth, able-to-knead and easily to be shaped. It is made of all natural ingredients such as flour and water etc. It enhances the imagination and concentration to children, moreover, also let them play for hours happily. It comes in many colors. The material dries out within 1-2 days when exposing to the air, but may be re-softened by applying some water or lotion to the dough. The product is suitable for children 3 years above. The shelf-life is 1 year since the date of shipment.