This sandbox set allows for some imaginative fun! It includes 453g of kinetic sand and several themed molds including some turtles, shark, and castle. The tray is reusable and can be utilized for play and storage. The sand sticks to itself and does not dry out, which is why it is such a great option for finding quality sensory materials that are easy to clean while being eco-friendly! Better yet, it does not require batteries or assembly and comes from the trusted company Spin Master that is known for its innovation in sensory and imaginative play. So if you are looking to enhance your child's creative play experience, grab some kinetic sand and sandbox fun today!