Go Create! Non-Dry Modeling Clay won t dry out. The modeling clay is designed to continue to be pliable and re-moldable months after you open it so you can re-use it again and again. Perfect for Claymation videos general sculpting and hours of creating! Children can create for hours and not have to worry about the clay going hard or drying out. Suitable for skills from Beginner to Advanced and ages 4+ years.