Mont Marte Air Hardening Modelling Clay is a high-quality, non-toxic clay that is perfect for kids and adults alike. This 500gm pack of clay is easy to mold and shape, making it ideal for a wide range of creative projects. Whether you're making sculptures, figurines, or other art pieces, this clay is sure to provide you with the perfect medium to bring your ideas to life. Plus, since it air hardens, you don't need to worry about baking or firing it in a kiln. Simply let it dry and your masterpiece is complete!