The "Kullerbü Ergänzung Verbinder & Basis, Bahn" by Haba is a versatile expansion set designed to enhance the creative possibilities of any Kullerbü marble run system. This set includes connectors and base elements that allow children to securely join different track sections and stabilize their constructions for more complex layouts. Made from high-quality, durable plastic, these components are easy to handle for small hands and ensure long-lasting play value. The product is suitable for children aged 2 years and up, promoting fine motor skills, spatial thinking, and imaginative play. As part of the renowned Haba brand?known worldwide for its commitment to quality toys made in Germany?this expansion supports sustainable forestry practices through PEFC-certified materials where applicable. By choosing this product, customers contribute positively towards environmental protection while providing educational fun for their children.